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Search: id:A113672
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| A113672 |
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Self-convolution 6-th power equals A113666, where a(n) = n*A113666(n-1) for n>=1, with a(0)=1. |
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7
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| 1, 1, 12, 261, 7784, 287145, 12452256, 616408534, 34178166288, 2094929612766, 140568321437700, 10246761825942972, 806426083421461440, 68162575162983744079, 6159817390723312545936, 592796927295190983761100
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OFFSET
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0,3
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FORMULA
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G.f. satisfies: A(x) = 1 + x*d/dx[x*A(x)^6].
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PROGRAM
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(PARI) {a(n)=local(A=1+x*O(x^n)); for(i=1, n, A=1+x*deriv(x*A^6)); polcoeff(A, n, x)}
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CROSSREFS
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Cf. A113666, A000699, A113669, A113670, A113671, A113673, A113674.
Sequence in context: A113091 A053324 A138451 this_sequence A035265 A068271 A068283
Adjacent sequences: A113669 A113670 A113671 this_sequence A113673 A113674 A113675
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KEYWORD
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nonn
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AUTHOR
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Paul D. Hanna (pauldhanna(AT)juno.com), Nov 04 2005
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