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A291700 Number of ways of writing n as a sum of n nonnegative cubes. 6
1, 1, 1, 1, 1, 1, 1, 1, 9, 73, 361, 1321, 3961, 10297, 24025, 51481, 103081, 196521, 368425, 720937, 1589161, 4069801, 11511721, 33341353, 94142313, 253860201, 650564201, 1588228228, 3716917597, 8418378043, 18699454621, 41451042556, 93508305513, 218218347865, 530189399785 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,9

LINKS

Seiichi Manyama, Table of n, a(n) for n = 0..500

Index entries for sequences related to sums of cubes

FORMULA

a(n) = [x^n] (Sum_{k>=0} x^(k^3))^n.

MATHEMATICA

Table[SeriesCoefficient[Sum[x^k^3, {k, 0, n}]^n, {x, 0, n}], {n, 0, 34}]

CROSSREFS

Main diagonal of A290054.

Cf. A066535, A106337, A287617.

Sequence in context: A099973 A091986 A096129 * A143571 A244202 A079927

Adjacent sequences:  A291697 A291698 A291699 * A291701 A291702 A291703

KEYWORD

nonn

AUTHOR

Ilya Gutkovskiy, Aug 30 2017

STATUS

approved

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Last modified April 7 01:11 EDT 2020. Contains 333291 sequences. (Running on oeis4.)