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A285244 Expansion of Product_{k>=1} (1 + k*x^(k^2)). 3
1, 1, 0, 0, 2, 2, 0, 0, 0, 3, 3, 0, 0, 6, 6, 0, 4, 4, 0, 0, 8, 8, 0, 0, 0, 17, 17, 0, 0, 34, 34, 0, 0, 0, 15, 15, 6, 6, 30, 30, 12, 32, 20, 0, 0, 58, 58, 0, 0, 43, 103, 60, 24, 38, 134, 120, 48, 48, 21, 21, 0, 102, 144, 42, 8, 240, 232, 0, 16, 72, 146, 90, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,5

LINKS

Vaclav Kotesovec, Table of n, a(n) for n = 0..10000

MATHEMATICA

nmax = 100; CoefficientList[Series[Product[(1 + k*x^(k^2)), {k, 1, nmax}], {x, 0, nmax}], x]

CROSSREFS

Cf. A022629, A033461, A285242, A285245.

Sequence in context: A129438 A125096 A037862 * A263148 A230819 A317573

Adjacent sequences:  A285241 A285242 A285243 * A285245 A285246 A285247

KEYWORD

nonn

AUTHOR

Vaclav Kotesovec, Apr 15 2017

STATUS

approved

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Last modified July 20 14:19 EDT 2019. Contains 325185 sequences. (Running on oeis4.)