A004291 - cp's OEIS frontend

A004291 Expansion of (1 + 2x + x^2)/(1 - 10x + x^2).

n	a(n)
0	1
1	12
2	120
3	1188
4	11760
5	116412
6	1152360
7	11407188
8	112919520
9	1117788012
10	11064960600
11	109531817988
12	1084253219280
13	10733000374812
14	106245750528840
15	1051724504913588
16	10410999298607040
17	103058268481156812
18	1020171685512961080
19	10098658586648453988

[1, 12, 120, 1188, 11760, 116412, 1152360, 11407188, 112919520, 1117788012, 11064960600, 109531817988, 1084253219280, 10733000374812, 106245750528840, 1051724504913588, 10410999298607040, 103058268481156812, 1020171685512961080, 10098658586648453988]

cp's OEIS Frontend

A004291 Expansion of (1 + 2x + x^2)/(1 - 10x + x^2).

Table of values

List of values

cp's OEIS Frontend

A004291 Expansion of (1 + 2*x + x^2)/(1 - 10*x + x^2).

Table of values

List of values

A004291 Expansion of (1 + 2x + x^2)/(1 - 10x + x^2).