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A370781
Expansion of 1 / ( (1 - x)*(1 + 2*x)*(1 - 4*x) )^(1/3).
0
1, 1, 4, 10, 37, 121, 442, 1576, 5818, 21466, 80272, 301324, 1138762, 4320226, 16459132, 62904664, 241134553, 926678569, 3569385772, 13776307714, 53267766997, 206304355225, 800203300354, 3108008802064, 12086612436376, 47056902019336, 183400211694496
OFFSET
0,3
FORMULA
a(n) ~ 2^(2*n+1) / (Gamma(1/3) * 3^(2/3) * n^(2/3)). - Vaclav Kotesovec, Mar 10 2024
PROG
(PARI) my(N=30, x='x+O('x^N)); Vec(1/((1-x)*(1+2*x)*(1-4*x))^(1/3))
CROSSREFS
Cf. A370145.
Sequence in context: A079725 A154152 A357051 * A025237 A149188 A149189
KEYWORD
nonn
AUTHOR
Seiichi Manyama, Mar 01 2024
STATUS
approved