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A134347 A007318^(-1) * A134346. 3
1, 2, 3, 2, 8, 7, 2, 12, 24, 15, 2, 16, 48, 64, 31, 2, 20, 80, 160, 160, 63, 2, 24, 120, 320, 480, 384, 127, 2, 28, 168, 560, 1120, 1344, 896, 255, 2, 32, 224, 896, 2240, 3584, 3584, 2048, 511, 2, 36, 288, 1344, 4032, 8064, 10752, 9216, 4608, 1023 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

Row sums = A048473: (1, 5, 17, 53, 161, 485,...).

LINKS

Table of n, a(n) for n=0..54.

FORMULA

Inverse binomial transform of A134346, as infinite lower triangular matrices.

EXAMPLE

First few rows of the triangle are:

1;

2, 3;

2, 8, 7;

2, 12, 24, 15;

2, 16, 48, 64, 31;

2, 20, 80, 160, 160, 63;

2, 24, 120, 320, 480, 384, 127;

...

CROSSREFS

Cf. A134346, A048473.

Sequence in context: A187789 A245922 A098513 * A057761 A321477 A209998

Adjacent sequences:  A134344 A134345 A134346 * A134348 A134349 A134350

KEYWORD

nonn,tabl

AUTHOR

Gary W. Adamson, Oct 21 2007

STATUS

approved

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Last modified September 24 09:10 EDT 2021. Contains 347630 sequences. (Running on oeis4.)