id:A025275 - OEIS Search Results

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a(n) = a(1)*a(n-1) + a(2)*a(n-2) + ...+ a(n-1)*a(1) for n >= 5.

+0
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1, 0, 1, 0, 0, 1, 2, 4, 10, 24, 56, 133, 318, 760, 1822, 4384, 10576, 25578, 62020, 150744, 367220, 896496, 2193104, 5375405, 13199606, 32468912, 80000438, 197423104, 487921440, 1207578750, 2992704924, 7426194328, 18449964876, 45890849360 (list; graph; listen)

	OFFSET	`1,7`
	CROSSREFS	`Sequence in context: A159328 A052912 A024740 this_sequence A165409 A163271 A052542` `Adjacent sequences: A025272 A025273 A025274 this_sequence A025276 A025277 A025278`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

AT&T Labs Research