A261833 - cp's OEIS frontend

A261833 a(n) = sum(stirling2(n,k)(k+1)!(k+3)!,k=1..n)/48.

n	a(n)
1	1
2	16
3	406
4	14866
5	740026
6	48026266
7	3937533706
8	397912444666
9	48589663862026
10	7053101481134266
11	1200393616793282506
12	236747809664852265466
13	53564655768153719942026
14	13780851677757681289022266
15	4000515700684222714620799306
16	1301419578177153109817779142266
17	471541578407011294721978551670026

[1, 16, 406, 14866, 740026, 48026266, 3937533706, 397912444666, 48589663862026, 7053101481134266, 1200393616793282506, 236747809664852265466, 53564655768153719942026, 13780851677757681289022266, 4000515700684222714620799306, 1301419578177153109817779142266, 471541578407011294721978551670026]

cp's OEIS Frontend

A261833 a(n) = sum(stirling2(n,k)(k+1)!(k+3)!,k=1..n)/48.

Table of values

List of values

cp's OEIS Frontend

A261833 a(n) = sum(stirling2(n,k)*(k+1)!*(k+3)!,k=1..n)/48.

Table of values

List of values

A261833 a(n) = sum(stirling2(n,k)(k+1)!(k+3)!,k=1..n)/48.