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Search: id:A132127
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| 1, 6, 17, 37, 69, 116, 181, 267, 377, 514, 681, 881
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OFFSET
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1,2
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FORMULA
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Binomial transform of [1, 5, 6, 3, 0, 0, 0,...]. A002411 - (0, 0, 0, 1, 3, 6, 10, 15,...) = A002411(k) - T(k-2).
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EXAMPLE
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a(3) = 17 = sum of row 3 terms, triangle A132119 = (6 + 5 + 6).
a(3) = 17 = (1, 2, 1) dot (1, 5, 6) = (1 + 10 + 6).
a(5) = 69 = A002411(5) - T(3) = (75 - 6).
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CROSSREFS
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Cf. A132119, A002411.
Sequence in context: A024181 A023663 A048208 this_sequence A023621 A000385 A004799
Adjacent sequences: A132124 A132125 A132126 this_sequence A132128 A132129 A132130
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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), Aug 10 2007
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