A371308 - cp's OEIS frontend

A371308 Expansion of e.g.f. Product_{k>=1} (1 + x^k/k!)^prime(k).

n	a(n)
0	1
1	2
2	5
3	23
4	101
5	511
6	3300
7	20499
8	147249
9	1158047
10	9284124
11	82250155
12	762408746
13	7406758725
14	75928931645
15	815389826454
16	9127145085135
17	106002459387831
18	1287304713397098
19	16132127163478581
20	209381715443456410
21	2814011969429674997
22	38957100435462040565

[1, 2, 5, 23, 101, 511, 3300, 20499, 147249, 1158047, 9284124, 82250155, 762408746, 7406758725, 75928931645, 815389826454, 9127145085135, 106002459387831, 1287304713397098, 16132127163478581, 209381715443456410, 2814011969429674997, 38957100435462040565]

cp's OEIS Frontend

A371308 Expansion of e.g.f. Product_{k>=1} (1 + x^k/k!)^prime(k).

Table of values

List of values