A274862 - cp's OEIS frontend

A274862 Number of set partitions of [n] such that the difference between each element and its index (in the partition) is a multiple of five.

n	a(n)
0	1
1	1
2	2
3	4
4	8
5	16
6	32
7	64
8	128
9	256
10	512
11	1040
12	2112
13	4288
14	8704
15	17664
16	36640
17	76208
18	158712
19	330632
20	688600
21	1481712
22	3210320
23	6987992
24	15244544
25	33265812
26	76267252
27	176853756
28	413956038
29	974437212
30	2297088912
31	5798212320
32	14820017916
33	38348190276

[1, 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1040, 2112, 4288, 8704, 17664, 36640, 76208, 158712, 330632, 688600, 1481712, 3210320, 6987992, 15244544, 33265812, 76267252, 176853756, 413956038, 974437212, 2297088912, 5798212320, 14820017916, 38348190276]

cp's OEIS Frontend

A274862 Number of set partitions of [n] such that the difference between each element and its index (in the partition) is a multiple of five.

Table of values

List of values