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Search: id:A134199
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| 1, 3, 2, 1, 6, 3, 1, 2, 9, 4, 1, 2, 3, 12, 5, 1, 2, 3, 4, 15, 6, 1, 2, 3, 4, 5, 18, 7, 1, 2, 3, 4, 5, 6, 21, 8, 1, 2, 3, 4, 5, 6, 7, 24, 9, 1, 2, 3, 4, 5, 6, 7, 8, 27, 10
(list; table; graph; listen)
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OFFSET
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0,2
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COMMENT
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Row sums = A052905: (1, 5, 10, 16, 23, 31, 40,...).
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EXAMPLE
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First few rows of the triangle are:
1;
3, 2;
1, 6, 3;
1, 2, 9, 4;
1, 2, 3, 12, 5;
1, 2, 3, 4, 15, 6;
1, 2, 3, 4, 5, 18, 7;
...
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CROSSREFS
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Cf. A002260, A134082, A052905.
Adjacent sequences: A134196 A134197 A134198 this_sequence A134200 A134201 A134202
Sequence in context: A105954 A002130 A089145 this_sequence A102189 A031252 A129674
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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), Oct 13 2007
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