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A133914 Row sums of triangle A133913. 2
1, 3, 5, 11, 23, 44, 89, 177, 355, 711, 1420, 2841, 5683, 11367 (list; graph; refs; listen; history; internal format)
OFFSET

1,2

EXAMPLE

a(4) = 11 = sum of row 4 terms of triangle A133913: (1 + 4 + 4 + 2).

a(4) = 11 = 2*a(3) + A133912(3) = 2*5 + 1; where A133912 = (1, 1, -1, 1, 1, -2, 1, -1,...), first finite difference row of A077001.

CROSSREFS

Cf. A007001, A133912, A133913.

Sequence in context: A109927 A146276 A155753 * A169913 A023223 A106086

Adjacent sequences:  A133911 A133912 A133913 * A133915 A133916 A133917

KEYWORD

nonn

AUTHOR

Gary W. Adamson (qntmpkt(AT)yahoo.com), Sep 28 2007

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Last modified February 14 00:26 EST 2012. Contains 205567 sequences.