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Search: id:A131326
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OFFSET
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0,2
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FORMULA
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Row sums of triangle A131325. A131326 = A062114 + A052952 (0, 1, 1, 3,...).
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EXAMPLE
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a(3) = 9 = (2 + 4 + 2 + 1).
A131326 = A062114 (1, 2, 3, 6, 9, 16, 25,...) + A052952 starting (0, 1, 1, 3, 4, 8,...).
a(3) = 9 = (6 + 3).
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CROSSREFS
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Cf. A131325, A049310, A062114, A052952.
Sequence in context: A103014 A116552 A124285 this_sequence A089300 A079284 A000624
Adjacent sequences: A131323 A131324 A131325 this_sequence A131327 A131328 A131329
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KEYWORD
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nonn
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AUTHOR
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Gary W. Adamson (qntmpkt(AT)yahoo.com), Jun 28 2007
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