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Search: id:A127702
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| A127702 |
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M * Q; M = an infinite lower triangular matrix with all 1's; and Q = A127701. |
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+0
1
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| 1, 2, 2, 1, 3, 3, 2, 3, 4, 4, 2, 3, 4, 5, 5, 2, 3, 4, 5, 6, 6, 2, 3, 4, 5, 6, 7, 7, 2, 3, 4, 5, 6, 7, 8, 8, 2, 3, 4, 5, 6, 7, 8, 9, 9, 2, 3, 4, 5, 6, 7, 8, 9, 10, 10
(list; table; graph; listen)
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OFFSET
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1,2
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COMMENT
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Row sums = A034856: (1, 4, 8, 13, 19, 26,...)
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EXAMPLE
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First few rows of the triangle are:
1;
2, 2;
2, 3, 3;
2, 3, 4, 4;
2, 3, 4, 5, 5;
2, 3, 4, 5, 6, 6;
2, 3, 4, 5, 6, 7, 7;
...
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CROSSREFS
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Cf. A127701, A034856.
Adjacent sequences: A127699 A127700 A127701 this_sequence A127703 A127704 A127705
Sequence in context: A126268 A097291 A029266 this_sequence A035387 A011373 A117915
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KEYWORD
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nonn,tabl,easy,more
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AUTHOR
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Gary W. Adamson (qntmpkt(AT)yahoo.com), Jan 23 2007
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