A297122 a(n) = n^5*H(n) where H() is the Hurwitz class number.
0, 0, 0, 81, 512, 0, 0, 16807, 32768, 0, 0, 161051, 331776, 0, 0, 1518750, 1572864, 0, 0, 2476099, 6400000, 0, 0, 19309029, 15925248, 0, 0, 19131876, 34420736, 0, 0, 85887453, 100663296, 0, 0, 105043750, 151165440, 0, 0, 360896796, 204800000, 0, 0, 147008443
Offset: 0
Keywords
Links
- Seiichi Manyama, Table of n, a(n) for n = 0..5000
Programs
-
PARI
{a(n) = n^5*qfbhclassno(n)}
Formula
a(n) = n^5*A259825(n)/12.
a(4*n+1) = a(4*n+2) = 0.