A221409 - cp's OEIS frontend

A221409 O.g.f. satisfies: A(x) = Sum_{n>=0} (n-1)^n * x^n * A(nx)^n/n! exp(-(n-1)A(nx)).

n	a(n)
0	1
1	1
2	1
3	3
4	16
5	117
6	1185
7	16856
8	334597
9	9263497
10	360493767
11	19836684505
12	1547142671748
13	171456480498151
14	27060184630906514
15	6089195353964497464
16	1955550547239382775017
17	897232469707513867626376
18	588505259787507511336381953
19	552133036731399028180043225074

[1, 1, 1, 3, 16, 117, 1185, 16856, 334597, 9263497, 360493767, 19836684505, 1547142671748, 171456480498151, 27060184630906514, 6089195353964497464, 1955550547239382775017, 897232469707513867626376, 588505259787507511336381953, 552133036731399028180043225074]

cp's OEIS Frontend

A221409 O.g.f. satisfies: A(x) = Sum_{n>=0} (n-1)^n * x^n * A(nx)^n/n! exp(-(n-1)A(nx)).

Table of values

List of values

cp's OEIS Frontend

A221409 O.g.f. satisfies: A(x) = Sum_{n>=0} (n-1)^n * x^n * A(n*x)^n/n! * exp(-(n-1)*A(n*x)).

Table of values

List of values

A221409 O.g.f. satisfies: A(x) = Sum_{n>=0} (n-1)^n * x^n * A(nx)^n/n! exp(-(n-1)A(nx)).