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Search: id:A136535
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| 1, 1, 2, 1, 7, 3, 1, 15, 21, 4, 1, 26, 76, 46, 5, 1, 40, 20, 250, 85, 6, 1, 57, 435, 925, 645, 141, 7, 1, 77, 833, 2695, 3185, 1421, 217, 8, 1, 100, 1456, 6664, 11956, 9016, 2800, 316, 9, 1, 126, 2376, 14616, 37044, 42336, 22176, 5076, 441, 10
(list; table; graph; listen)
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OFFSET
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1,3
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COMMENT
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Row sums = A076540: (1, 3, 11, 41, 154, 582, 2211,...).
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FORMULA
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A001263 = the Narayana triangle.
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EXAMPLE
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First few rows of the triangle are:
1;
1, 2;
1, 7, 3;
1, 15, 21, 4;
1, 26, 76, 46, 5;
1, 40, 200, 250, 85, 6;
1, 57, 435, 925, 645, 141, 7;
...
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CROSSREFS
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Cf. A001263, A128064, A076540.
Sequence in context: A097411 A134929 A160413 this_sequence A091370 A125697 A090699
Adjacent sequences: A136532 A136533 A136534 this_sequence A136536 A136537 A136538
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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), Jan 04 2008
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