id:A132335 - OEIS Search Results

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G.f.: A(x) = (A_1)^3 where A_1 = 1/[1 - x*(A_2)^3], A_2 = 1/[1 - x^2*(A_3)^3], A_3 = 1/[1 - x^3*(A_4)^3], ... A_n = 1/[1 - x^n*(A_{n+1})^3] for n>=1.

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1, 3, 6, 19, 51, 129, 361, 939, 2433, 6376, 16362, 41970, 107206, 271881, 687999, 1733695, 4352877, 10899381, 27208492, 67745649, 168275466, 417023747, 1031321451, 2545496316, 6271166097, 15423190770, 37869769518, 92842013185 (list; graph; listen)

	OFFSET	`0,2`
	COMMENT	`Self-convolution cube of A132334.`
	PROGRAM	`(PARI) {a(n)=local(A=1+xO(x^n)); for(j=0, n-1, A=1/(1-x^(n-j)A^3 +x*O(x^n))); polcoeff(A^3, n)}`
	CROSSREFS	`Cf. A132334; A132333 (variant).` `Sequence in context: A148568 A003162 A129417 this_sequence A148569 A024998 A148570` `Adjacent sequences: A132332 A132333 A132334 this_sequence A132336 A132337 A132338`
	KEYWORD	`nonn`
	AUTHOR	`Paul D. Hanna (pauldhanna(AT)juno.com), Aug 20 2007`

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Last modified December 3 01:16 EST 2008. Contains 151161 sequences.

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