A118805 - cp's OEIS frontend

A118805 G.f.: 1 = Sum_{n>=0} a(n)x^nProduct_{k=1..n} (1-k*x)^2.

n	a(n)
0	1
1	2
2	11
3	106
4	1506
5	28736
6	694719
7	20452602
8	712529978
9	28746803264
10	1320665162746
11	68164569542628
12	3909330000805268
13	246855506805662816
14	17030177827550184395
15	1275139722566251183642
16	103032621304705343054010

[1, 2, 11, 106, 1506, 28736, 694719, 20452602, 712529978, 28746803264, 1320665162746, 68164569542628, 3909330000805268, 246855506805662816, 17030177827550184395, 1275139722566251183642, 103032621304705343054010]

cp's OEIS Frontend

A118805 G.f.: 1 = Sum_{n>=0} a(n)x^nProduct_{k=1..n} (1-k*x)^2.

Table of values

List of values

cp's OEIS Frontend

A118805 G.f.: 1 = Sum_{n>=0} a(n)*x^n*Product_{k=1..n} (1-k*x)^2.

Table of values

List of values

A118805 G.f.: 1 = Sum_{n>=0} a(n)x^nProduct_{k=1..n} (1-k*x)^2.