A205487 - cp's OEIS frontend

A205487 L.g.f.: Sum_{n>=1} (x^n/n) / Product_{d|n} (1 - d*x^(n/d))^d.

n	a(n)
1	1
2	3
3	10
4	43
5	206
6	1104
7	6581
8	43227
9	307927
10	2351288
11	19124238
12	165102052
13	1507907818
14	14512524085
15	146581677005
16	1548261405595
17	17054944088112
18	195518380169283
19	2328512358930925
20	28759349826041248
21	367752208054445945
22	4860792910118985370

[1, 3, 10, 43, 206, 1104, 6581, 43227, 307927, 2351288, 19124238, 165102052, 1507907818, 14512524085, 146581677005, 1548261405595, 17054944088112, 195518380169283, 2328512358930925, 28759349826041248, 367752208054445945, 4860792910118985370]

cp's OEIS Frontend

A205487 L.g.f.: Sum_{n>=1} (x^n/n) / Product_{d|n} (1 - d*x^(n/d))^d.

Table of values

List of values