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Search: id:A104795
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| A104795 |
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Triangle T(n,k) = C(n,k)+1 for k<n; T(n,k) = 1 for k=n, read by rows. |
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1
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| 1, 2, 1, 2, 3, 1, 2, 4, 4, 1, 2, 5, 7, 5, 1, 2, 6, 11, 11, 6, 1, 2, 7, 16, 21, 16, 7, 1, 28, 22, 36, 36, 22, 8, 1, 2, 9, 29, 57, 71, 57, 29, 9, 1, 2, 10, 37, 85, 127, 127, 85, 37, 10, 1, 2, 11, 46, 121, 211, 253, 211, 121, 46, 11, 1, 2, 12, 56, 166, 331, 463, 463, 331, 166, 56, 12, 1
(list; table; graph; listen)
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OFFSET
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0,2
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EXAMPLE
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First few rows of the triangle are:
1;
2, 1;
2, 3, 1;
2, 4, 4, 1;
2, 5, 7, 5, 1;
2, 6, 11, 11, 6, 1;
2, 7, 16, 21, 16, 7, 1;
2, 8, 22, 36, 36, 22, 8, 1;
...
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CROSSREFS
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Row sums are in A006127. Cf. A007318.
Sequence in context: A080772 A145111 A059250 this_sequence A116925 A131879 A134628
Adjacent sequences: A104792 A104793 A104794 this_sequence A104796 A104797 A104798
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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), Mar 26 2005
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EXTENSIONS
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Edited by Ralf Stephan, Apr 05 2009
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