A055885 - OEIS

The OEIS is supported by the many generous donors to the OEIS Foundation.

A055885

Euler transform applied twice to partition triangle A008284.

4

1, 1, 3, 1, 3, 6, 1, 6, 9, 14, 1, 6, 18, 23, 27, 1, 9, 27, 54, 57, 58, 1, 9, 39, 87, 140, 131, 111, 1, 12, 51, 150, 259, 353, 295, 223, 1, 12, 69, 210, 470, 702, 832, 637, 424, 1, 15, 84, 314, 749, 1379, 1803, 1917, 1350, 817, 1, 15, 105, 416, 1176, 2352, 3730, 4403, 4245, 2789, 1527

(list; table; graph; refs; listen; history; text; internal format)

OFFSET

1,3

LINKS

Alois P. Heinz, Rows n = 1..150, flattened

N. J. A. Sloane, Transforms

EXAMPLE

1;

1, 3;

1, 3, 6;

1, 6, 9, 14;

1, 6, 18, 23, 27;

...

CROSSREFS

Row sums give A007713.

Main diagonal gives A001970.

Cf. A055884, A055886.

Sequence in context: A131111 A336574 A128549 * A181425 A174505 A096713

Adjacent sequences: A055882 A055883 A055884 * A055886 A055887 A055888

KEYWORD

nonn,tabl

AUTHOR

Christian G. Bower, Jun 09 2000

STATUS

approved