A144004 - OEIS

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A144004

E.g.f. A(x) satisfies: A(x) = 1 + Series_Reversion( Integral 1/A(x)^4 dx ).

1, 1, 4, 44, 856, 24664, 958592, 47463936, 2881313024, 208638075392, 17654019768320, 1717961286944768, 189836122499649536, 23574107397852049408, 3261667682403085852672, 499151625979680748978176 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,3`
	PROG	`(PARI) {a(n)=local(A=1+x+xO(x^n)); for(i=0, n, A=1+serreverse(intformal(1/A^4))); n!polcoeff(A, n)}`
	CROSSREFS	`Cf. A001028, A144002, A144003.` `Sequence in context: A157093 A088594 A144827 * A206686 A053333 A137783` `Adjacent sequences: A144001 A144002 A144003 * A144005 A144006 A144007`
	KEYWORD	`nonn`
	AUTHOR	`Paul D. Hanna (pauldhanna(AT)juno.com), Sep 07 2008`

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Last modified February 15 13:57 EST 2012. Contains 205810 sequences.