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Search: id:A132919
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| 1, 1, 2, 2, 3, 4, 3, 4, 5, 6, 5, 6, 7, 8, 9, 8, 9, 10, 11, 12, 13, 13, 14, 15, 16, 17, 18, 19, 21, 22, 23, 24, 25, 26, 27, 28, 34, 35, 36, 37, 38, 39, 40, 41, 42, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64
(list; table; graph; listen)
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OFFSET
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1,3
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COMMENT
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Left border = Fibonacci numbers, right border = A081659: (1, 2, 4, 6, 9,...). Row sums = A132920: (1, 3, 9, 18, 35, 63,...).
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FORMULA
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(A127647 * A000012 + A000012 * A127648) - A000012 as infinite lower triangular matrices. Infinite lower triangular matrix by rows: n-th row = n terms of: F(n) followed by (F(n) + 1), (F(n) + 2), (F(n) + 3),...
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EXAMPLE
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First few rows of the triangle are:
1;
1, 2;
2, 3, 4;
3, 4, 5, 6;
5, 6, 7, 8, 9;
8, 9, 10, 11, 12, 13;
...
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CROSSREFS
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Cf. A127647, A127648, A081659, A000045, A132920.
Adjacent sequences: A132916 A132917 A132918 this_sequence A132920 A132921 A132922
Sequence in context: A134478 A051162 A122872 this_sequence A032355 A091257 A003991
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KEYWORD
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nonn,tabl
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AUTHOR
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Gary W. Adamson (qntmpkt(AT)yahoo.com), Sep 05 2007
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