A367724 - cp's OEIS frontend

A367724 Expansion of g.f. A(x) satisfying x = A(x) * (1 - A(x)) / (1 - A(x) - A(x)^4) such that A(0) = 1.

n	a(n)
0	1
1	1
2	4
3	18
4	90
5	487
6	2785
7	16559
8	101309
9	633523
10	4030964
11	26012632
12	169842909
13	1119960451
14	7447798584
15	49891581704
16	336355963821
17	2280413834539
18	15538054908152
19	106345134539952
20	730770552189188
21	5039872364942277
22	34872958276988909
23	242026790074533733
24	1684356151039022090

[1, 1, 4, 18, 90, 487, 2785, 16559, 101309, 633523, 4030964, 26012632, 169842909, 1119960451, 7447798584, 49891581704, 336355963821, 2280413834539, 15538054908152, 106345134539952, 730770552189188, 5039872364942277, 34872958276988909, 242026790074533733, 1684356151039022090]

cp's OEIS Frontend

A367724 Expansion of g.f. A(x) satisfying x = A(x) * (1 - A(x)) / (1 - A(x) - A(x)^4) such that A(0) = 1.

Table of values

List of values