A275076 - cp's OEIS frontend

A275076 Number of set partitions of [n] such that i-j is a multiple of nine for all i,j belonging to the same block.

n	a(n)
0	1
1	1
2	1
3	1
4	1
5	1
6	1
7	1
8	1
9	1
10	2
11	4
12	8
13	16
14	32
15	64
16	128
17	256
18	512
19	1280
20	3200
21	8000
22	20000
23	50000
24	125000
25	312500
26	781250
27	1953125
28	5859375
29	17578125
30	52734375
31	158203125
32	474609375
33	1423828125
34	4271484375
35	12814453125
36	38443359375
37	133270312500
38	462003750000

[1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 4, 8, 16, 32, 64, 128, 256, 512, 1280, 3200, 8000, 20000, 50000, 125000, 312500, 781250, 1953125, 5859375, 17578125, 52734375, 158203125, 474609375, 1423828125, 4271484375, 12814453125, 38443359375, 133270312500, 462003750000]

cp's OEIS Frontend

A275076 Number of set partitions of [n] such that i-j is a multiple of nine for all i,j belonging to the same block.

Table of values

List of values