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A113667
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Self-convolution 7-th power of A113673, where a(n) = A113673(n+1)/(n+1).
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7
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1, 7, 119, 3122, 108031, 4575543, 227428166, 12920344256, 823981508700, 58224680389435, 4513525625433076, 380801193456921958, 34738963053424196609, 3407790141561016562022, 357764735284328750251272
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,2
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FORMULA
| G.f. satisfies: A(x) = (1 + x*d/dx[x*A(x)] )^7.
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PROG
| (PARI) {a(n)=local(A=1+x*O(x^n)); for(i=1, n, A=(1+x*deriv(x*A))^7); polcoeff(A, n, x)}
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CROSSREFS
| Cf. A113673, A113662, A113663, A113664, A113665, A113666, A113668.
Sequence in context: A163202 A076283 A057769 * A192565 A171209 A092612
Adjacent sequences: A113664 A113665 A113666 * A113668 A113669 A113670
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KEYWORD
| nonn
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AUTHOR
| Paul D. Hanna (pauldhanna(AT)juno.com), Nov 04 2005
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