A301431 - cp's OEIS frontend

A301431 Least nonnegative integer k such that (n!)^2 + n + k + 1 is prime.

n	a(n)
0	0
1	0
2	0
3	1
4	6
5	1
6	4
7	3
8	4
9	13
10	6
11	1
12	46
13	9
14	16
15	7
16	24
17	41
18	48
19	9
20	10
21	81
22	366
23	35
24	82
25	21
26	100
27	39
28	152
29	71
30	66
31	377
32	4
33	27
34	8
35	25
36	10
37	225
38	70
39	13
40	158
41	125
42	294
43	3
44	86
45	81
46	26
47	133
48	208
49	141
50	50
51	31
52	26
53	127
54	112
55	173
56	802
57	363
58	374
59	47
60	910
61	437
62	74
63	213
64	1044
65	13
66	1962
67	41
68	160
69	169
70	296
71	29

[0, 0, 0, 1, 6, 1, 4, 3, 4, 13, 6, 1, 46, 9, 16, 7, 24, 41, 48, 9, 10, 81, 366, 35, 82, 21, 100, 39, 152, 71, 66, 377, 4, 27, 8, 25, 10, 225, 70, 13, 158, 125, 294, 3, 86, 81, 26, 133, 208, 141, 50, 31, 26, 127, 112, 173, 802, 363, 374, 47, 910, 437, 74, 213, 1044, 13, 1962, 41, 160, 169, 296, 29]

cp's OEIS Frontend

A301431 Least nonnegative integer k such that (n!)^2 + n + k + 1 is prime.

Table of values

List of values