A298261 G.f. A(x) satisfies A(x) = Product_{k>=1} (1 - x^k*A(x)).

1, -1, 0, 1, -2, 2, -1, -1, 4, -9, 16, -19, 1, 59, -158, 229, -129, -297, 1066, -1878, 1992, -216, -4862, 13912, -24258, 25406, 4162, -90120, 233708, -359262, 264319, 360325, -1745699, 3624263, -4623550, 1795485, 8918014, -29893776, 55251854, -61018833, -1455525

Offset

0,5

Links

Table of n, a(n) for n=0..40.

Example

G.f. A(x) = 1 - x + x^3 - 2*x^4 + 2*x^5 - x^6 - x^7 + 4*x^8 - 9*x^9 + ...
G.f. A(x) satisfies A(x) = (1 - x*A(x)) * (1 - x^2*A(x)) * (1 - x^3*A(x)) * ...

Crossrefs

Cf. A145267, A145268, A298260.

Sequence in context: A124976 A176663 A113021 * A368135 A341991 A152937

Adjacent sequences: A298258 A298259 A298260 * A298262 A298263 A298264

Keyword

sign

Author

Ilya Gutkovskiy, Jan 15 2018

Status

approved