A301427 - cp's OEIS frontend

A301427 Least nonnegative integer k such that n! - n - k is prime.

n	a(n)
3	0
4	1
5	2
6	5
7	10
8	23
9	4
10	1
11	2
12	1
13	10
14	3
15	32
16	37
17	42
18	23
19	82
20	11
21	10
22	51
23	66
24	49
25	124
26	11
27	16
28	73
29	2
30	49
31	30
32	131
33	14
34	159
35	78
36	91
37	60
38	41
39	34
40	43
41	90
42	37
43	66
44	65
45	8
46	43
47	32
48	55
49	10
50	47
51	128
52	15
53	6
54	73
55	6
56	405
57	220
58	51
59	78
60	79
61	10
62	9
63	38
64	295
65	62
66	251
67	124
68	183
69	34
70	27
71	680
72	91
73	300

[0, 1, 2, 5, 10, 23, 4, 1, 2, 1, 10, 3, 32, 37, 42, 23, 82, 11, 10, 51, 66, 49, 124, 11, 16, 73, 2, 49, 30, 131, 14, 159, 78, 91, 60, 41, 34, 43, 90, 37, 66, 65, 8, 43, 32, 55, 10, 47, 128, 15, 6, 73, 6, 405, 220, 51, 78, 79, 10, 9, 38, 295, 62, 251, 124, 183, 34, 27, 680, 91, 300]

cp's OEIS Frontend

A301427 Least nonnegative integer k such that n! - n - k is prime.

Table of values

List of values

n	a(n)
3	0
4	1
5	2
6	5
7	10
8	23
9	4
10	1
11	2
12	1
13	10
14	3
15	32
16	37
17	42
18	23
19	82
20	11
21	10
22	51
23	66
24	49
25	124
26	11
27	16
28	73
29	2
30	49
31	30
32	131
33	14
34	159
35	78
36	91
37	60
38	41
39	34
40	43
41	90
42	37
43	66
44	65
45	8
46	43
47	32
48	55
49	10
50	47
51	128
52	15
53	6
54	73
55	6
56	405
57	220
58	51
59	78
60	79
61	10
62	9
63	38
64	295
65	62
66	251
67	124
68	183
69	34
70	27
71	680
72	91
73	300

n	a(n)
3	0
4	1
5	2
6	5
7	10
8	23
9	4
10	1
11	2
12	1
13	10
14	3
15	32
16	37
17	42
18	23
19	82
20	11
21	10
22	51
23	66
24	49
25	124
26	11
27	16
28	73
29	2
30	49
31	30
32	131
33	14
34	159
35	78
36	91
37	60
38	41
39	34
40	43
41	90
42	37
43	66
44	65
45	8
46	43
47	32
48	55
49	10
50	47
51	128
52	15
53	6
54	73
55	6
56	405
57	220
58	51
59	78
60	79
61	10
62	9
63	38
64	295
65	62
66	251
67	124
68	183
69	34
70	27
71	680
72	91
73	300

n	a(n)
3	0
4	1
5	2
6	5
7	10
8	23
9	4
10	1
11	2
12	1
13	10
14	3
15	32
16	37
17	42
18	23
19	82
20	11
21	10
22	51
23	66
24	49
25	124
26	11
27	16
28	73
29	2
30	49
31	30
32	131
33	14
34	159
35	78
36	91
37	60
38	41
39	34
40	43
41	90
42	37
43	66
44	65
45	8
46	43
47	32
48	55
49	10
50	47
51	128
52	15
53	6
54	73
55	6
56	405
57	220
58	51
59	78
60	79
61	10
62	9
63	38
64	295
65	62
66	251
67	124
68	183
69	34
70	27
71	680
72	91
73	300