id:A025567 - OEIS Search Results

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a(n) = T(n,n+1), where T is the array defined in A025564.

+0
2

1, 4, 13, 40, 120, 356, 1050, 3088, 9069, 26620, 78133, 229384, 673699, 1979628, 5820195, 17121312, 50394579, 148413996, 437324919, 1289330520, 3803175474, 11223840012, 33139076292, 97889042384, 289276841475, 855205791076, 2529279459099 (list; graph; listen)

	OFFSET	`1,2`
	CROSSREFS	`Pairwise sums of A014531.` `Sequence in context: A137744 A027130 A027121 this_sequence A076040 A003462 A091141` `Adjacent sequences: A025564 A025565 A025566 this_sequence A025568 A025569 A025570`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified July 19 08:04 EDT 2008. Contains 142098 sequences.

AT&T Labs Research