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 A171205 G.f. satisfies: A(x) = (1 + x*A(2x))^5. 3
 1, 5, 60, 1410, 62505, 5284401, 868838010, 281703950040, 181448450339760, 232989133846286240, 597389845561440183360, 3061032714235774931187200, 31357237236616342838622807040, 642321739861948533960660029617920 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 LINKS Table of n, a(n) for n=0..13. FORMULA Self-convolution 5th power of A171204 where a(n) = A171204(n+1)/2^n for n>=0. PROG (PARI) {a(n)=local(A=1+x+x*O(x^n)); for(i=0, n, A=(1+x*subst(A, x, 2*x))^5); polcoeff(A, n)} CROSSREFS Cf. A135868, A171200-A171203, A171204, A171206-A171211. Sequence in context: A180614 A138447 A084939 * A214380 A218801 A303066 Adjacent sequences: A171202 A171203 A171204 * A171206 A171207 A171208 KEYWORD nonn AUTHOR Paul D. Hanna, Dec 05 2009 STATUS approved

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Last modified May 23 14:50 EDT 2024. Contains 372763 sequences. (Running on oeis4.)