A365268 - cp's OEIS frontend

A365268 G.f. satisfies A(x) = 1 + xA(x)^2(1 + x^3*A(x)^2).

n	a(n)
0	1
1	1
2	2
3	5
4	15
5	48
6	160
7	549
8	1929
9	6909
10	25134
11	92612
12	344924
13	1296376
14	4910656
15	18728645
16	71857133
17	277160183
18	1074085446
19	4180057725
20	16329796959
21	64014638564
22	251734985808
23	992788252700
24	3925688845948
25	15560762343388
26	61818928594952

[1, 1, 2, 5, 15, 48, 160, 549, 1929, 6909, 25134, 92612, 344924, 1296376, 4910656, 18728645, 71857133, 277160183, 1074085446, 4180057725, 16329796959, 64014638564, 251734985808, 992788252700, 3925688845948, 15560762343388, 61818928594952]

cp's OEIS Frontend

A365268 G.f. satisfies A(x) = 1 + xA(x)^2(1 + x^3*A(x)^2).

Table of values

List of values

cp's OEIS Frontend

A365268 G.f. satisfies A(x) = 1 + x*A(x)^2*(1 + x^3*A(x)^2).

Table of values

List of values

A365268 G.f. satisfies A(x) = 1 + xA(x)^2(1 + x^3*A(x)^2).