A131846 - OEIS

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A131846

Series reversion of x(1-6x)/(1-x) .

1, 5, 55, 755, 11605, 191105, 3296755 (list; graph; refs; listen; history; internal format)

	OFFSET	`0,2`
	COMMENTS	`The Hankel transform of this sequence is 30^C(n+1,2) .`
	FORMULA	`a(n) = Sum_{k, 0<=k<=n}A086810(n,k)*5^k .`
	CROSSREFS	`Sequence in context: A114909 A038261 A112019 * A144577 A132865 A145662` `Adjacent sequences: A131843 A131844 A131845 * A131847 A131848 A131849`
	KEYWORD	`nonn`
	AUTHOR	`Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Oct 29 2007`

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Last modified February 16 14:37 EST 2012. Contains 205930 sequences.