A321317 - OEIS

A321317

G.f. satisfies: A(x) = (1-x) * A(x^2)*A(x^3)*A(x^4)*...*A(x^n)*... .

1, -1, -1, 0, -1, 2, -1, 3, -1, 1, 4, -2, -4, -1, 7, -11, 0, -6, 3, -6, 9, 2, -6, 2, 5, 12, -16, 48, 4, -1, -28, 26, -30, 30, -62, 12, 16, -55, -9, -39, 18, -47, 103, -149, 87, -182, 210, -9, 45, 75, 225, -174, 39, 273, 11, 164, -224, 77, -105, 117, -703, 715, -678

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OFFSET

0,6

LINKS

Seiichi Manyama, Table of n, a(n) for n = 0..10000

FORMULA

G.f.: Product_{k>=1} (1 - x^k)^A074206(k) where A074206(n) is the number of ordered factorizations of n.

CROSSREFS

Convolution inverse of A129374.

Cf. A074206, A129373, A321326.

Sequence in context: A325027 A306735 A275937 * A338092 A143318 A122610

Adjacent sequences: A321314 A321315 A321316 * A321318 A321319 A321320

KEYWORD

sign

AUTHOR

Seiichi Manyama, Nov 04 2018

STATUS

approved