A112934 - cp's OEIS frontend

A112934 a(0) = 1; a(n+1) = Sum_{k=0..n} a(k)*A001147(n-k), where A001147 = double factorial numbers.

n	a(n)
0	1
1	1
2	2
3	6
4	26
5	158
6	1282
7	13158
8	163354
9	2374078
10	39456386
11	737125446
12	15279024026
13	347786765150
14	8621313613954
15	231139787526822
16	6663177374810266
17	205503866668090750
18	6751565903597571842

[1, 1, 2, 6, 26, 158, 1282, 13158, 163354, 2374078, 39456386, 737125446, 15279024026, 347786765150, 8621313613954, 231139787526822, 6663177374810266, 205503866668090750, 6751565903597571842]

cp's OEIS Frontend

A112934 a(0) = 1; a(n+1) = Sum_{k=0..n} a(k)*A001147(n-k), where A001147 = double factorial numbers.

Table of values

List of values