The On-Line Encyclopedia of Integer Sequences (OEIS)

Revision History for A318481 (Bold, blue-underlined text is an addition; faded, red-underlined text is a ~~deletion~~.)
Showing all changes.

A318481

Expansion of Product_{i>=1, j>=1, k>=1} 1/(1 - i*j*k*x^(i*j*k)).
(history; published version)

#6 by Vaclav Kotesovec at Mon Aug 27 09:08:07 EDT 2018

STATUS

editing

approved

#5 by Vaclav Kotesovec at Mon Aug 27 09:08:00 EDT 2018

LINKS

Vaclav Kotesovec, <a href="/A318481/b318481.txt">Table of n, a(n) for n = 0..500</a>

STATUS

approved

editing

#4 by Vaclav Kotesovec at Mon Aug 27 06:51:19 EDT 2018

STATUS

editing

approved

#3 by Vaclav Kotesovec at Mon Aug 27 04:02:47 EDT 2018

NAME

allocated for Vaclav Kotesovec

Expansion of Product_{i>=1, j>=1, k>=1} 1/(1 - i*j*k*x^(i*j*k)).

DATA

1, 1, 7, 16, 64, 133, 465, 1008, 3023, 6695, 18206, 40175, 103229, 225470, 549873, 1194620, 2801742, 6015042, 13686306, 29063919, 64424496, 135362432, 293512852, 610061141, 1298516539, 2670738781, 5591712472, 11388116508, 23499720744, 47403692965, 96564236754

OFFSET

0,3

MATHEMATICA

nmax = 40; CoefficientList[Series[Product[Product[Product[1/(1-i*j*k*x^(i*j*k)), {i, 1, nmax}], {j, 1, nmax}], {k, 1, nmax}], {x, 0, nmax}], x]

CROSSREFS

Cf. A006906, A318415.

Cf. A000041, A280540, A318413, A318482.

KEYWORD

allocated

nonn

AUTHOR

Vaclav Kotesovec, Aug 27 2018

STATUS

approved

editing

#2 by Vaclav Kotesovec at Mon Aug 27 04:01:04 EDT 2018

KEYWORD

allocating

allocated

#1 by Vaclav Kotesovec at Mon Aug 27 04:01:04 EDT 2018

NAME

allocated for Vaclav Kotesovec

KEYWORD

allocating

STATUS

approved