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A132925 Row sums of triangle A132924. +0
2
1, 4, 10, 21, 41, 78, 148, 283, 547, 1068 (list; graph; listen)
OFFSET

1,2

FORMULA

Binomial transform of [1, 3, 3, 2, 2, 2, 2,...].

EXAMPLE

a(4) = 21 = sum of row 4 terms of triangle A132924: (4 + 4 + 5 + 8).

a(4) = 21 = (1, 3, 3, 1) dot (1, 3, 3, 2) = (1 + 9 + 9 + 2).

MAPLE

with(combinat):a:=n->sum(stirling2(k, 2)+fibonacci(2, k), k=0..n): seq(a(n), n=1..30); - Zerinvary Lajos (zerinvarylajos(AT)yahoo.com), Apr 05 2008

CROSSREFS

Cf. A132924.

Sequence in context: A024988 A001891 A121497 this_sequence A053643 A111927 A109885

Adjacent sequences: A132922 A132923 A132924 this_sequence A132926 A132927 A132928

KEYWORD

nonn

AUTHOR

Gary W. Adamson (qntmpkt(AT)yahoo.com), Sep 05 2007

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Last modified August 19 23:53 EDT 2008. Contains 142930 sequences.


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