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Search: id:A129502
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| 1, 3, 0, 6, 0, 0, 0, 10, 0, 0, 0, 0, 0, 0, 0, 15, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 21, 0, 0, 0, 0, 0, 0, 0
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OFFSET
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1,2
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FORMULA
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Row sums of triangle A129501. A115361 (as an infinite lower triangular matrix) * A104117, as a vector. Given A104117, (1, 2, 0, 3, 0, 0, 0, 4,...); replace A104117(n) with T(n). Given A036987, the Fredholm-Rueppel sequence, (1, 1, 0, 1, 0, 0, 0, 1, 0,...); replace A036987(n) with T(n).
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EXAMPLE
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a(4) = 6 = sum of A103994 terms: (3 + 2 + 0 + 1).
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CROSSREFS
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Cf. A129360, A115361, A103994, A129501, A000217.
Sequence in context: A022837 A088969 A009780 this_sequence A099892 A060147 A092731
Adjacent sequences: A129499 A129500 A129501 this_sequence A129503 A129504 A129505
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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), Apr 17 2007
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