A130584 A007318 * A054522.

1, 2, 1, 4, 2, 2, 8, 4, 6, 2, 16, 8, 12, 8, 4, 32, 16, 22, 20, 20, 2, 64, 32, 42, 40, 60, 12, 6, 128, 64, 84, 72, 140, 42, 42, 4, 256, 128, 170, 128, 280, 112, 168, 32, 6, 512, 256, 342, 240, 508, 252, 504, 144, 54, 4

Offset

0,2

Links

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

Formula

T(n,n)=A000010(n+1).

Binomial transform of A054522 as infinite lower triangular matrices.

Example

First few rows of the triangle are:
1;
2, 1;
4, 2, 2;
8, 4, 6, 2;
16, 8, 12, 8, 4;
32, 16, 22, 20, 20, 2;
64, 32, 42, 40, 60, 12, 6;
...

Crossrefs

Cf. A007318, A054522, A001792 (row sums), A130585, A000010.

Sequence in context: A201703 A153281 A338654 * A339046 A265911 A363893

Adjacent sequences: A130581 A130582 A130583 * A130585 A130586 A130587

Keyword

nonn,tabl

Author

Gary W. Adamson, Jun 06 2007

Status

approved