A351274 - cp's OEIS frontend

A351274 a(0) = 1; thereafter a(n) = Sum_{k=1..n} (2k)^k Stirling1(n,k).

n	a(n)
0	1
1	2
2	14
3	172
4	2964
5	65848
6	1789688
7	57521280
8	2133964352
9	89744964288
10	4219022123328
11	219246630903936
12	12479659844383104
13	772174659456713472
14	51603153976362554112
15	3704166182571098222592
16	284239227254465994240000
17	23218955083323248158556160

[1, 2, 14, 172, 2964, 65848, 1789688, 57521280, 2133964352, 89744964288, 4219022123328, 219246630903936, 12479659844383104, 772174659456713472, 51603153976362554112, 3704166182571098222592, 284239227254465994240000, 23218955083323248158556160]

cp's OEIS Frontend

A351274 a(0) = 1; thereafter a(n) = Sum_{k=1..n} (2k)^k Stirling1(n,k).

Table of values

List of values

cp's OEIS Frontend

A351274 a(0) = 1; thereafter a(n) = Sum_{k=1..n} (2*k)^k * Stirling1(n,k).

Table of values

List of values

A351274 a(0) = 1; thereafter a(n) = Sum_{k=1..n} (2k)^k Stirling1(n,k).