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A136537
Triangle read by rows: A007318^(-1) * A136536.
1
1, 1, 2, 2, 3, 3, 4, 4, 10, 4, 9, 9, 13, 25, 5, 21, 21, 21, 51, 51, 6, 51, 51, 51, 66, 166, 91, 7, 127, 127, 127, 127, 267, 442, 148, 8, 323, 323, 323, 323, 379, 1009, 1009, 225, 9, 835, 835, 835, 835, 835, 1465, 3229, 2053, 325, 10, 2188, 2188, 2188, 2188, 2188, 2398, 5926, 8866, 3826, 451, 11, 5798, 5798, 5798, 5798, 5798, 5798, 8570, 21506, 21506, 6656, 606, 12
OFFSET
1,3
COMMENTS
Row sums = A025566 starting (1, 3, 8, 22, 61, 483, ...).
Left column = A001006: (1, 1, 2, 4, 9, 21, 51, ...).
A007318^(-1) = A130595. - Georg Fischer, Jun 07 2023
FORMULA
Inverse binomial transform of A136536.
EXAMPLE
First few rows of the triangle:
1;
1, 2;
2, 3, 3;
4, 4, 10, 4;
9, 9, 13, 25, 5;
21, 21, 21, 51, 51, 6;
51, 51, 51, 66, 166, 91, 7;
...
CROSSREFS
Sequence in context: A035679 A337587 A326439 * A153928 A119446 A302680
KEYWORD
nonn,tabl
AUTHOR
Gary W. Adamson, Jan 04 2008
EXTENSIONS
a(38) = 323 corrected and more terms from Georg Fischer, Jun 07 2023
STATUS
approved