A206637 - cp's OEIS frontend

A206637 G.f. satisfies: A(x) = Sum_{n>=0} 2^nA(x)^n x^(n^2) / Product_{k=1..n} (1 - 2x^k)(1 - x^k*A(x)).

n	a(n)
0	1
1	2
2	10
3	50
4	266
5	1466
6	8370
7	49090
8	294458
9	1798794
10	11156074
11	70069514
12	444822530
13	2849764698
14	18401517066
15	119640989514
16	782575127258
17	5146252178882
18	34003440381186
19	225635772455882
20	1503017848153914
21	10046960505610082
22	67372689978768714
23	453099298491559554

[1, 2, 10, 50, 266, 1466, 8370, 49090, 294458, 1798794, 11156074, 70069514, 444822530, 2849764698, 18401517066, 119640989514, 782575127258, 5146252178882, 34003440381186, 225635772455882, 1503017848153914, 10046960505610082, 67372689978768714, 453099298491559554]

cp's OEIS Frontend

A206637 G.f. satisfies: A(x) = Sum_{n>=0} 2^nA(x)^n x^(n^2) / Product_{k=1..n} (1 - 2x^k)(1 - x^k*A(x)).

Table of values

List of values

cp's OEIS Frontend

A206637 G.f. satisfies: A(x) = Sum_{n>=0} 2^n*A(x)^n * x^(n^2) / Product_{k=1..n} (1 - 2*x^k)*(1 - x^k*A(x)).

Table of values

List of values

A206637 G.f. satisfies: A(x) = Sum_{n>=0} 2^nA(x)^n x^(n^2) / Product_{k=1..n} (1 - 2x^k)(1 - x^k*A(x)).