Square triangular number: Revision history

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curprev 03:4903:49, 8 June 2025 2601:249:1a80:22e0:7d8c:198d:1d68:2f1c talk 9,081 bytes +26 No edit summary undo Tag: Visual edit: Switched
curprev 03:1103:11, 8 June 2025 2601:249:1a80:22e0:7d8c:198d:1d68:2f1c talk 9,055 bytes +90 No edit summary undo Tag: Visual edit

curprev 03:0503:05, 13 December 2024 David Eppstein talk contribs 8,965 bytes +168 more sections undo

curprev 15:1115:11, 11 November 2024 Dyspophyr talk contribs 8,797 bytes +7 →Other characterizations: link -> simple continued fraction undo

curprev 05:3305:33, 14 June 2024 2601:646:8080:1ebe:8ee7:6a56:1ca3:2e08 talk 8,790 bytes 0 →Explicit formulas: Typo undo Tags: Mobile edit Mobile web edit

curprev 06:0506:05, 28 May 2024 David Eppstein talk contribs 8,790 bytes −2,116 →Numerical data: unsourced section undo
curprev 06:0406:04, 28 May 2024 David Eppstein talk contribs 10,906 bytes −1,765 this involves square roots so the math needs to be latex; remove redundant derivation undo
curprev 05:4505:45, 28 May 2024 David Eppstein talk contribs 12,671 bytes −825 →Other characterizations: trim unsourced manipulation of unclear significance undo

curprev 00:3200:32, 8 May 2024 David Eppstein talk contribs 13,496 bytes −16 Undid revision 1222802252 by 2001:56A:7D8E:F200:9033:3852:DC51:FF90 (talk) it is an extremely bad idea to use commas both to separate the numbers in a list and to separate the blocks of digits within each number undo Tag: Undo
curprev 00:2400:24, 8 May 2024 2001:56a:7d8e:f200:9033:3852:dc51:ff90 talk 13,512 bytes +16 No edit summary undo Tag: Reverted

curprev 12:2912:29, 6 August 2023 180.243.5.162 talk 13,496 bytes −15 →top undo Tags: Mobile edit Mobile app edit Android app edit

curprev 05:2705:27, 10 November 2022 David Eppstein talk contribs 13,511 bytes −525 Undid revision 1120988968 by JakubSmigiel (talk) not convinced making this table bigger is actually helpful to readers undo Tag: Undo

curprev 22:4322:43, 9 November 2022 JakubSmigiel talk contribs m 14,036 bytes +525 Added further values (k=12,13,14) to the table in the "Numerical data" section. undo Tags: Reverted Visual edit

curprev 20:5520:55, 21 October 2022 Citation bot talk contribs 13,511 bytes −10 Add: authors 1-1. Removed parameters. Some additions/deletions were parameter name changes. | Use this bot. Report bugs. | Suggested by Whoop whoop pull up | #UCB_webform 47/51 undo
curprev 20:2420:24, 21 October 2022 InternetArchiveBot talk contribs 13,521 bytes +159 Rescuing 1 sources and tagging 0 as dead.) #IABot (v2.0.9.2) (Whoop whoop pull up - 11053 undo

curprev 21:0221:02, 22 June 2021 93.136.56.203 talk 13,362 bytes −9 unnecessary, made me do a double take undo

curprev 09:1709:17, 24 May 2021 PatricKiwi talk contribs 13,371 bytes +4 →Other characterizations: Added a link for the (first and only) mention of "generating function" undo

curprev 04:4604:46, 10 May 2021 MarkH21 talk contribs 13,367 bytes −103 Undid revision 1022366760 by Base 36 (talk) unreferenced and undue trivia undo Tags: Undo Mobile edit Mobile web edit Advanced mobile edit
curprev 03:3603:36, 10 May 2021 Base 36 talk contribs 13,470 bytes +103 No edit summary undo Tag: Reverted

curprev 23:0823:08, 30 April 2021 Cmglee talk contribs 13,367 bytes 0 →top: Use best thumbnail size for outline filter undo
curprev 22:0022:00, 30 April 2021 Cmglee talk contribs 13,367 bytes +16 →top: Use colour diagram undo

curprev 18:4018:40, 15 April 2021 David Eppstein talk contribs 13,351 bytes −253 Unsourced original research. Also 0 is not an exception and the indexing should start at 0, not 1. undo Tag: Undo
curprev 17:4617:46, 15 April 2021 Supyovalk talk contribs m 13,604 bytes +4 →Other characterizations: Fixed equation of digital root undo Tag: Reverted
curprev 17:4517:45, 15 April 2021 Supyovalk talk contribs m 13,600 bytes +118 →Other characterizations undo Tag: Reverted
curprev 17:3817:38, 15 April 2021 Supyovalk talk contribs m 13,482 bytes +131 →Other characterizations undo Tag: Reverted

curprev 17:0817:08, 19 March 2021 Future Perfect at Sunrise talk contribs m 13,351 bytes −10 Reverted edits by 71.36.100.62 (talk) to last version by Monkbot undo Tag: Rollback
curprev 16:4716:47, 19 March 2021 71.36.100.62 talk 13,361 bytes +10 No edit summary undo Tag: Reverted

curprev 00:1300:13, 10 January 2021 Monkbot talk contribs m 13,351 bytes +8 Task 18 (cosmetic): eval 7 templates: hyphenate params (11×); cvt lang vals (1×); undo Tag: AWB

curprev 00:5700:57, 14 June 2020 InternetArchiveBot talk contribs 13,343 bytes +144 Bluelink 1 book for verifiability (prndis)) #IABot (v2.0.1) (GreenC bot undo

curprev 07:5707:57, 12 May 2020 2.96.162.24 talk 13,199 bytes +4 36 undo
curprev 06:2906:29, 12 May 2020 1.128.105.50 talk 13,195 bytes −4 No edit summary undo

curprev 09:4209:42, 11 April 2020 D.Lazard talk contribs 13,199 bytes +84 Adding local short description: "Integer that is both a perfect square and a triangular number", overriding Wikidata description "figurate number" (Shortdesc helper) undo

curprev 20:0320:03, 6 March 2020 InternetArchiveBot talk contribs 13,115 bytes +83 Bluelink 1 book for verifiability. [goog]) #IABot (v2.0) (GreenC bot undo

curprev 05:4905:49, 4 March 2020 David Eppstein talk contribs 13,032 bytes +3 Undid revision 943792939 by 160.227.21.2 (talk) What's wrong with 0? undo Tag: Undo

curprev 23:1523:15, 3 March 2020 160.227.21.2 talk 13,029 bytes −3 No edit summary undo

curprev 23:1623:16, 22 December 2019 David Eppstein talk contribs 13,032 bytes −163 this is not a direct quote; let's not misleadingly format it as if it is undo
curprev 21:4421:44, 22 December 2019 Jordan Mitchell Barrett talk contribs m 13,195 bytes +38 →Other characterizations: Typo fix undo Tag: Visual edit

curprev 16:2516:25, 18 December 2019 InternetArchiveBot talk contribs 13,157 bytes +71 Bluelinking 1 books for verifiability.) #IABot (v2.1alpha3 undo

curprev 21:3221:32, 5 November 2019 David Eppstein talk contribs m 13,086 bytes +3 Reverted edits by 80.189.77.131 (talk) to last version by InternetArchiveBot undo Tag: Rollback
curprev 21:2221:22, 5 November 2019 80.189.77.131 talk 13,083 bytes −3 No edit summary undo

curprev 00:1300:13, 9 September 2019 InternetArchiveBot talk contribs 13,086 bytes +79 Bluelinking 1 books for verifiability.) #IABot (v2.1alpha3 undo

curprev 06:2606:26, 27 May 2019 49.193.185.112 talk 13,007 bytes −17 No edit summary undo Tags: Mobile edit Mobile web edit
curprev 06:2606:26, 27 May 2019 49.193.185.112 talk 13,024 bytes +17 No edit summary undo Tags: Mobile edit Mobile web edit

curprev 19:2819:28, 15 November 2018 86.171.65.184 talk 13,007 bytes −18 →Numerical data undo
curprev 19:2319:23, 15 November 2018 86.171.65.184 talk 13,025 bytes +514 No edit summary undo

curprev 01:5101:51, 21 July 2018 David Eppstein talk contribs 12,511 bytes −1,842 Undid revision 851222056 by Jyoung80 (talk) same reason undo Tag: Undo

curprev 21:5021:50, 20 July 2018 Jyoung80 talk contribs 14,353 bytes +1,842 →Other characterizations undo
curprev 21:2021:20, 20 July 2018 David Eppstein talk contribs 12,511 bytes −1,766 Undid revision 851216462 by Jyoung80 (talk) without a published reference to base this on, it is original research, and in any case it is not clearly explained how these calculations relate to the subject undo Tag: Undo
curprev 21:0221:02, 20 July 2018 Jyoung80 talk contribs 14,277 bytes +1,766 →Other characterizations undo

curprev 06:1706:17, 28 March 2018 ClueBot NG talk contribs m 12,511 bytes +11,403 Reverting possible vandalism by GaGGooG to version by Headbomb. Report False Positive? Thanks, ClueBot NG. (3332017) (Bot) undo Tags: Rollback Undo

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