0,6

Row sums = A027826, the eigensequence of triangle A034839.

A034839 * (A027826 * 0^(n-k)) = A034839 * an infinite lower triangular matrix

with A027826: (1, 1, 2, 4, 9, 21, 50, 120,...) and the rest zeros.

First few rows of the triangle =

1;

1;

1, 1;

1, 3;

1, 6, 2;

1, 10, 10;

1, 15, 30, 4;

1, 21, 70, 28;

1, 28, 140, 112, 9;

1, 36, 252, 336, 81;

1, 45, 420, 840, 405, 21;

1, 55, 660, 1848, 1485, 231;

1, 66, 990, 3696, 4455, 1386, 50;

...

A034839, A027826

Sequence in context: A145791 A130302 A134546 this_sequence A055151 A104573 A010467

Adjacent sequences: A152190 A152191 A152192 this_sequence A152194 A152195 A152196

nonn,tabl

Gary W. Adamson (qntmpkt(AT)yahoo.com), Nov 28 2008