A369263 - cp's OEIS frontend

A369263 Expansion of (1/x) * Series_Reversion( x * (1-x)^2 / (1+x^2)^3 ).

n	a(n)
0	1
1	2
2	10
3	54
4	329
5	2126
6	14356
7	100030
8	713956
9	5193064
10	38354066
11	286860714
12	2168308302
13	16537766036
14	127114940840
15	983657456878
16	7657060437148
17	59917814944376
18	471062428422152
19	3718952705982232
20	29471640802526185
21	234356062245289566
22	1869405604537134116

[1, 2, 10, 54, 329, 2126, 14356, 100030, 713956, 5193064, 38354066, 286860714, 2168308302, 16537766036, 127114940840, 983657456878, 7657060437148, 59917814944376, 471062428422152, 3718952705982232, 29471640802526185, 234356062245289566, 1869405604537134116]

cp's OEIS Frontend

A369263 Expansion of (1/x) * Series_Reversion( x * (1-x)^2 / (1+x^2)^3 ).

Table of values

List of values