A229045 - cp's OEIS frontend

A229045 O.g.f.: Sum_{n>=0} x^n * Product_{k=1..n} (nk + x) / (1 + nk*x).

n	a(n)
0	1
1	1
2	8
3	120
4	3516
5	166328
6	11532458
7	1100805591
8	138367161579
9	22150155031528
10	4399449078063293
11	1061636331152735214
12	305921694251090263429
13	103759120501255220937827
14	40916086296549562038319264
15	18562249570081891918836678474
16	9599588267110033395243891612720

[1, 1, 8, 120, 3516, 166328, 11532458, 1100805591, 138367161579, 22150155031528, 4399449078063293, 1061636331152735214, 305921694251090263429, 103759120501255220937827, 40916086296549562038319264, 18562249570081891918836678474, 9599588267110033395243891612720]

cp's OEIS Frontend

A229045 O.g.f.: Sum_{n>=0} x^n * Product_{k=1..n} (nk + x) / (1 + nk*x).

Table of values

List of values

cp's OEIS Frontend

A229045 O.g.f.: Sum_{n>=0} x^n * Product_{k=1..n} (n*k + x) / (1 + n*k*x).

Table of values

List of values

A229045 O.g.f.: Sum_{n>=0} x^n * Product_{k=1..n} (nk + x) / (1 + nk*x).