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A297122 a(n) = n^5*H(n) where H() is the Hurwitz class number. 2
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 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,4

LINKS

Seiichi Manyama, Table of n, a(n) for n = 0..5000

FORMULA

a(n) = n^5*A259825(n)/12.

a(4*n+1) = a(4*n+2) = 0.

PROG

(PARI) {a(n) = n^5*qfbhclassno(n)}

CROSSREFS

Cf. A000594, A259825, A297127.

Sequence in context: A235756 A235531 A235527 * A128912 A076090 A183428

Adjacent sequences: A297119 A297120 A297121 * A297123 A297124 A297125

KEYWORD

nonn

AUTHOR

Seiichi Manyama, Dec 26 2017

STATUS

approved

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Last modified December 8 03:48 EST 2022. Contains 358672 sequences. (Running on oeis4.)