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Search: id:A134062
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A134062 Row sums of triangle A134061. +0
2
1, 8, 18, 38, 78, 158, 318, 638, 1278, 2558 (list; graph; listen)
OFFSET

0,2

FORMULA

Binomial transform of (1,7,3,7,3,7,3,...).

EXAMPLE

a(2) = 18 = sum of row 2 terms, triangle A134061: (3 + 10 + 5).

a(3) = 38 = (1, 3, 3, 1) dot (1, 7, 3, 7) = (1 + 21 + 9 + 7).

CROSSREFS

Cf. A134061.

Sequence in context: A098944 A129958 A082227 this_sequence A067563 A123134 A096283

Adjacent sequences: A134059 A134060 A134061 this_sequence A134063 A134064 A134065

KEYWORD

nonn

AUTHOR

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

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Last modified December 4 21:35 EST 2008. Contains 151309 sequences.


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