Alcuin's sequence

In mathematics, Alcuin's sequence is a sequence whose nth term is

${\frac {n^{3}}{(1-n^{2})(1-n^{3})(1-n^{4})}}.$

The sequence begins with these integers:

1, 0, 1, 1, 2, 1, 3, 2, 4, 3, 5, 4, 7, 5, 8, 7, 10, 8, 12, 10, 14, 12, 16, 14, 19, 16, 21

External Links

• wolfram.com
• oeis.org