A144333 Triangle read by rows, A007318 * A144328

1, 2, 1, 4, 3, 2, 8, 7, 8, 3, 16, 15, 22, 15, 4, 32, 31, 52, 48, 24, 5, 64, 63, 114, 126, 88, 35, 6, 128, 127, 240, 297, 256, 145, 48, 7, 256, 255, 494, 657, 652, 465, 222, 63, 8, 512, 511, 1004, 1398, 1528, 1280, 780, 322, 80, 9

Offset

1,2

Comments

Row sums = A072863: (1, 3, 9, 26, 72, 192,...).

Links

Table of n, a(n) for n=1..55.

Formula

Binomial transform of triangle A144328.

Example

First few rows of the triangle =
1;
2, 1;
4, 3, 2;
8, 7, 8, 3;
16, 15, 22, 15, 4;
32, 31, 52, 48, 24, 5;
64, 63, 114, 126, 88, 35, 6;
...

Crossrefs

A144328, Cf. A072863

Sequence in context: A057669 A243610 A182013 * A126136 A140169 A124731

Adjacent sequences: A144330 A144331 A144332 * A144334 A144335 A144336

Keyword

nonn,tabl

Author

Gary W. Adamson, Sep 18 2008

Status

approved