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Search: id:A134233
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| 1, 5, 1, 9, 10, 1, 13, 27, 15, 1, 17, 52, 54, 20, 1, 21, 85, 130, 90, 25, 25, 126, 255, 260, 135, 30, 1, 29, 175, 441, 595, 455, 189, 35, 33, 232, 700, 1176, 1190, 728, 252, 40, 1, 37, 297, 1044, 2100, 2646, 2142, 1092, 324, 45, 1
(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 = A014480: (1, 6, 20, 56, 144, 352,...).
Also 2*A134083-A007318 as infinite lower triangular matrices . - Philippe DELEHAM (kolotoko(AT)wanadoo.fr), Oct 15 2007
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EXAMPLE
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First few rows of the triangle are:
1;
5, 1;
9, 10, 1;
13, 27, 15, 1;
17, 52, 54, 20, 1;
21, 85, 130, 90, 25, 1;
...
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CROSSREFS
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Cf. A134082, A014480.
Sequence in context: A082020 A147406 A147354 this_sequence A100542 A147404 A146070
Adjacent sequences: A134230 A134231 A134232 this_sequence A134234 A134235 A134236
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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 14 2007
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