id:A132364 - OEIS Search Results

Search: id:A132364

Displaying 1-1 of 1 results found.

page 1

Expansion of 1/(1-x^2*c(x)), c(x) the g.f. of A000108 .

+0
4

1, 0, 1, 1, 3, 7, 20, 59, 184, 593, 1964, 6642, 22845, 79667, 281037, 1001092, 3595865, 13009673, 47366251, 173415176, 638044203, 2357941142, 8748646386, 32576869203, 121701491701, 456012458965, 1713338737086 (list; graph; listen)

	OFFSET	`0,5`
	COMMENT	`Diagonal sums of A106566 .`
	FORMULA	`a(0)=1, a(n)=sum{k=0..floor(n/2), (k/(n-k))*C(2n-3k-1,n-2k)), n>0 .`
	CROSSREFS	`Cf. A030238.` `Sequence in context: A058737 A129429 A084204 this_sequence A030238 A110490 A132868` `Adjacent sequences: A132361 A132362 A132363 this_sequence A132365 A132366 A132367`
	KEYWORD	`nonn`
	AUTHOR	`Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Nov 08 2007`

page 1

Search completed in 0.002 seconds

Last modified July 26 13:41 EDT 2008. Contains 142293 sequences.

AT&T Labs Research