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Search: id:A133567
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| 1, 1, 1, 1, 3, 1, 1, 6, 3, 1, 1, 10, 6, 5, 1, 1, 15, 10, 15, 5, 1, 1, 21, 15, 35, 15, 7, 1, 1, 28, 21, 70, 35, 28, 7, 1, 1, 36, 28, 126, 70, 84, 28, 9, 1, 1, 45, 36, 210, 126, 210, 84, 45, 9, 1
(list; table; graph; listen)
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OFFSET
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1,5
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COMMENT
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Row sums = A083329: (1, 2, 5, 11, 23, 47, 95,...).
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FORMULA
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Binomial transform of triangle A133566.
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EXAMPLE
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First few rows of the triangle are;
1;
1, 1;
1, 3, 1;
1, 6, 3, 1;
1, 10, 6, 5, 1;
1, 15, 10, 15, 5, 1;
1, 21, 15, 35, 15, 7, 1;
...
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CROSSREFS
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Cf. A133566, A083329.
Sequence in context: A088441 A061857 A067433 this_sequence A125230 A128101 A124802
Adjacent sequences: A133564 A133565 A133566 this_sequence A133568 A133569 A133570
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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 16 2007
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