A121886 - cp's OEIS frontend

A121886 a(n) = (1/n!)* Sum_{k=0..n} |Stirling1(n,k)|*A122399(k).

n	a(n)
0	1
1	1
2	5
3	40
4	444
5	6324
6	110023
7	2261576
8	53632424
9	1441341350
10	43290170494
11	1437020742408
12	52243864528990
13	2064488610832106
14	88106523694973953
15	4038627301344466648
16	197888243609535940091
17	10321811633042512528240

[1, 1, 5, 40, 444, 6324, 110023, 2261576, 53632424, 1441341350, 43290170494, 1437020742408, 52243864528990, 2064488610832106, 88106523694973953, 4038627301344466648, 197888243609535940091, 10321811633042512528240]

cp's OEIS Frontend

A121886 a(n) = (1/n!)* Sum_{k=0..n} |Stirling1(n,k)|*A122399(k).

Table of values

List of values