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A131767 2*A007318 - A065941. 1
1, 1, 1, 1, 3, 1, 1, 5, 4, 1, 1, 7, 9, 6, 1, 1, 9, 16, 17, 7, 1, 1, 11, 25, 36, 24, 9, 1, 1, 13, 36, 65, 60, 36, 10, 1, 1, 15, 49, 106, 125, 102, 46, 12, 1, 1, 17, 64, 161, 231, 237, 148, 62, 13, 1 (list; table; graph; refs; listen; history; text; internal format)
OFFSET
0,5
LINKS
FORMULA
2*A007318 - A065941 as infinite lower triangular matrices.
EXAMPLE
First few rows of the triangle are:
1;
1, 1;
1, 3, 1;
1, 5, 4, 1;
1, 7, 9, 6, 1;
1, 9, 16, 17, 7, 1;
1, 11, 25, 36, 24, 9, 1;
...
CROSSREFS
Cf. A007318, A065941, A027934 (row sums).
Sequence in context: A191751 A285409 A208510 * A026780 A209421 A320435
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson, Jul 13 2007
STATUS
approved

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Last modified March 29 04:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)