A371301 - OEIS

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

A371301

Expansion of (x^2 + x - 1)/((1 - x)*(2*x^2 + 3*x - 1)). Row sums of A371300.

1

1, 3, 10, 35, 124, 441, 1570, 5591, 19912, 70917, 252574, 899555, 3203812, 11410545, 40639258, 144738863, 515495104, 1835963037, 6538879318, 23288564027, 82943450716, 295407480201, 1052109342034, 3747142986503, 13345647643576, 47531228903733, 169284981998350

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

OFFSET

0,2

LINKS

Table of n, a(n) for n=0..26.

MAPLE

gf := (x^2 + x - 1)/((1 - x)*(2*x^2 + 3*x - 1)):

ser := series(gf, x, 32): seq(coeff(ser, x, n), n = 0..26);

CROSSREFS

Sequence in context: A187925 A372852 A094855 * A243871 A081567 A224509

Adjacent sequences: A371298 A371299 A371300 * A371302 A371303 A371304

KEYWORD

nonn

AUTHOR

Peter Luschny, Mar 18 2024

STATUS

approved