A307725 - cp's OEIS frontend

A307725 G.f. A(x) satisfies: A(x) = xexp(Sum_{n>=1} Sum_{k>=1} (-1)^(k+1)n^ka(n)^kx^(n*k)/k).

n	a(n)
0	0
1	1
2	1
3	2
4	8
5	38
6	234
7	1670
8	13730
9	126050
10	1286506
11	14374806
12	174922742
13	2299332974
14	32498831162
15	491302184254
16	7913576956058
17	135291701108082
18	2447171221364738
19	46693007367175606
20	937331324424610142
21	19748487304680389214
22	435735970210393888898
23	10048153760813576981702

[0, 1, 1, 2, 8, 38, 234, 1670, 13730, 126050, 1286506, 14374806, 174922742, 2299332974, 32498831162, 491302184254, 7913576956058, 135291701108082, 2447171221364738, 46693007367175606, 937331324424610142, 19748487304680389214, 435735970210393888898, 10048153760813576981702]

cp's OEIS Frontend

A307725 G.f. A(x) satisfies: A(x) = xexp(Sum_{n>=1} Sum_{k>=1} (-1)^(k+1)n^ka(n)^kx^(n*k)/k).

Table of values

List of values

cp's OEIS Frontend

A307725 G.f. A(x) satisfies: A(x) = x*exp(Sum_{n>=1} Sum_{k>=1} (-1)^(k+1)*n^k*a(n)^k*x^(n*k)/k).

Table of values

List of values

A307725 G.f. A(x) satisfies: A(x) = xexp(Sum_{n>=1} Sum_{k>=1} (-1)^(k+1)n^ka(n)^kx^(n*k)/k).