A158107 - cp's OEIS frontend

A158107 G.f.: A(x) = exp( Sum_{n>=1} sigma(n)L(n)x^n/n ) where Sum_{n>=1} L(n)x^n/n = log(1+xA(x)).

n	a(n)
0	1
1	1
2	2
3	7
4	44
5	272
6	3053
7	25670
8	368728
9	4867442
10	86339238
11	1071067999
12	28751805809
13	417861397848
14	9791134239124
15	235308903842756
16	7238087265282704
17	133575559401222741
18	5068916834663575735

[1, 1, 2, 7, 44, 272, 3053, 25670, 368728, 4867442, 86339238, 1071067999, 28751805809, 417861397848, 9791134239124, 235308903842756, 7238087265282704, 133575559401222741, 5068916834663575735]

cp's OEIS Frontend

A158107 G.f.: A(x) = exp( Sum_{n>=1} sigma(n)L(n)x^n/n ) where Sum_{n>=1} L(n)x^n/n = log(1+xA(x)).

Table of values

List of values

cp's OEIS Frontend

A158107 G.f.: A(x) = exp( Sum_{n>=1} sigma(n)*L(n)*x^n/n ) where Sum_{n>=1} L(n)*x^n/n = log(1+x*A(x)).

Table of values

List of values

A158107 G.f.: A(x) = exp( Sum_{n>=1} sigma(n)L(n)x^n/n ) where Sum_{n>=1} L(n)x^n/n = log(1+xA(x)).