A179508 - cp's OEIS frontend

A179508 a(n) is the unique integer such that Sum_{k=0..p-1} b(k)/(-n)^k == a(n) (mod p) for any prime p not dividing n, where b(0), b(1), b(2), ... are Bell numbers given by A000110.

n	a(n)
1	2
2	1
3	2
4	-1
5	10
6	-43
7	266
8	-1853
9	14834
10	-133495
11	1334962
12	-14684569
13	176214842
14	-2290792931
15	32071101050
16	-481066515733
17	7697064251746
18	-130850092279663
19	2355301661033954
20	-44750731559645105
21	895014631192902122
22	-18795307255050944539

[2, 1, 2, -1, 10, -43, 266, -1853, 14834, -133495, 1334962, -14684569, 176214842, -2290792931, 32071101050, -481066515733, 7697064251746, -130850092279663, 2355301661033954, -44750731559645105, 895014631192902122, -18795307255050944539]

cp's OEIS Frontend

A179508 a(n) is the unique integer such that Sum_{k=0..p-1} b(k)/(-n)^k == a(n) (mod p) for any prime p not dividing n, where b(0), b(1), b(2), ... are Bell numbers given by A000110.

Table of values

List of values