A166952 - cp's OEIS frontend

A166952 G.f. satisfies: A(x) = theta_3(xA(x)) where Jacobi theta_3(x) = 1 + 2Sum_{n>=1} x^(n^2).

n	a(n)
0	1
1	2
2	4
3	8
4	18
5	52
6	184
7	688
8	2512
9	8866
10	30824
11	108088
12	387952
13	1426804
14	5335152
15	20105808
16	75979458
17	287627524
18	1092023532
19	4163964648
20	15955084784
21	61412039424
22	237256107576
23	919294150288
24	3570699037984
25	13900290723814

[1, 2, 4, 8, 18, 52, 184, 688, 2512, 8866, 30824, 108088, 387952, 1426804, 5335152, 20105808, 75979458, 287627524, 1092023532, 4163964648, 15955084784, 61412039424, 237256107576, 919294150288, 3570699037984, 13900290723814]

cp's OEIS Frontend

A166952 G.f. satisfies: A(x) = theta_3(xA(x)) where Jacobi theta_3(x) = 1 + 2Sum_{n>=1} x^(n^2).

Table of values

List of values

cp's OEIS Frontend

A166952 G.f. satisfies: A(x) = theta_3(x*A(x)) where Jacobi theta_3(x) = 1 + 2*Sum_{n>=1} x^(n^2).

Table of values

List of values

A166952 G.f. satisfies: A(x) = theta_3(xA(x)) where Jacobi theta_3(x) = 1 + 2Sum_{n>=1} x^(n^2).