A357221 - cp's OEIS frontend

A357221 Coefficients in the power series A(x) such that: xA(x) = Sum_{n=-oo..+oo} (-1)^n x^(n(n+1)) A(x)^n.

n	a(n)
0	1
1	1
2	2
3	8
4	26
5	97
6	361
7	1399
8	5532
9	22318
10	91387
11	379037
12	1588769
13	6720065
14	28645624
15	122937300
16	530748439
17	2303446566
18	10043922651
19	43979954296
20	193309569331
21	852599816069
22	3772220833468
23	16737583785420
24	74461239372631
25	332062396407641
26	1484162266154404

[1, 1, 2, 8, 26, 97, 361, 1399, 5532, 22318, 91387, 379037, 1588769, 6720065, 28645624, 122937300, 530748439, 2303446566, 10043922651, 43979954296, 193309569331, 852599816069, 3772220833468, 16737583785420, 74461239372631, 332062396407641, 1484162266154404]

cp's OEIS Frontend

A357221 Coefficients in the power series A(x) such that: xA(x) = Sum_{n=-oo..+oo} (-1)^n x^(n(n+1)) A(x)^n.

Table of values

List of values

cp's OEIS Frontend

A357221 Coefficients in the power series A(x) such that: x*A(x) = Sum_{n=-oo..+oo} (-1)^n * x^(n*(n+1)) * A(x)^n.

Table of values

List of values

A357221 Coefficients in the power series A(x) such that: xA(x) = Sum_{n=-oo..+oo} (-1)^n x^(n(n+1)) A(x)^n.