id:A025277 - 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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0, 0, 1, 1, 0, 1, 2, 1, 2, 6, 6, 7, 20, 30, 34, 75, 140, 182, 322, 644, 972, 1554, 3024, 5091, 8052, 14784, 26378, 43032, 75504, 136994, 232232, 399399, 720356, 1257256, 2161874, 3852576, 6831552, 11858418, 20949304, 37350768 (list; graph; listen)

	OFFSET	`1,7`
	CROSSREFS	`Sequence in context: A061569 A140835 A094965 this_sequence A153896 A074727 A059587` `Adjacent sequences: A025274 A025275 A025276 this_sequence A025278 A025279 A025280`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified December 6 13:45 EST 2009. Contains 170429 sequences.

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