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A129239 A054521 * A129234. 0
1, 1, 0, 3, 2, 0, 4, 0, 3, 0, 10, 5, 3, 4, 0, 6, 0, 0, 0, 5, 21, 9, 7, 4, 5, 6, 0, 16, 0, 3, 0, 5, 0, 7, 0, 27, 10, 0, 9, 5, 0, 7, 8, 0, 20, 0, 8, 0, 0, 0, 7, 0, 9, 0, 20, 0, 8, 0, 0, 0, 7, 0, 9, 0 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,4

COMMENTS

Left column = A023896: (1, 1, 3, 4, 10, 6, 21,...)

LINKS

Table of n, a(n) for n=1..64.

FORMULA

A054521 * A129234 as infinite lower triangular matrices.

EXAMPLE

First few rows of the triangle are:

1;

1, 0;

3, 2, 0;

4, 0, 3, 0;

10, 5, 3, 4, 0;

6, 0, 0, 0, 5, 0;

21, 9, 7, 4, 5, 6, 0;

16, 0, 3, 0, 5, 0, 7, 0;

...

CROSSREFS

Cf. A054521, A129234, A023896.

Sequence in context: A088161 A005874 A275622 * A224825 A341413 A290794

Adjacent sequences:  A129236 A129237 A129238 * A129240 A129241 A129242

KEYWORD

nonn,tabl

AUTHOR

Gary W. Adamson, Apr 05 2007

STATUS

approved

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Last modified August 1 09:36 EDT 2021. Contains 346385 sequences. (Running on oeis4.)