A064164 - cp's OEIS frontend

A064164 EHS numbers: k such that there is a prime p satisfying k! + 1 == 0 (mod p) and p !== 1 (mod k).

n	a(n)
1	8
2	9
3	13
4	14
5	15
6	16
7	17
8	18
9	19
10	20
11	21
12	22
13	23
14	24
15	26
16	29
17	30
18	31
19	32
20	33
21	34
22	35
23	36
24	38
25	39
26	40
27	42
28	43
29	44
30	45
31	47
32	48
33	49
34	50
35	51
36	52
37	53
38	54
39	55
40	56
41	57
42	58
43	59
44	60
45	61
46	62
47	63
48	64
49	65
50	66
51	67
52	68
53	69
54	70
55	71
56	72
57	74
58	75
59	76
60	78
61	79
62	80
63	81
64	82
65	83
66	84
67	85

[8, 9, 13, 14, 15, 16, 17, 18, 19, 20, 21, 22, 23, 24, 26, 29, 30, 31, 32, 33, 34, 35, 36, 38, 39, 40, 42, 43, 44, 45, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 64, 65, 66, 67, 68, 69, 70, 71, 72, 74, 75, 76, 78, 79, 80, 81, 82, 83, 84, 85]

cp's OEIS Frontend

A064164 EHS numbers: k such that there is a prime p satisfying k! + 1 == 0 (mod p) and p !== 1 (mod k).

Table of values

List of values

n	a(n)
1	8
2	9
3	13
4	14
5	15
6	16
7	17
8	18
9	19
10	20
11	21
12	22
13	23
14	24
15	26
16	29
17	30
18	31
19	32
20	33
21	34
22	35
23	36
24	38
25	39
26	40
27	42
28	43
29	44
30	45
31	47
32	48
33	49
34	50
35	51
36	52
37	53
38	54
39	55
40	56
41	57
42	58
43	59
44	60
45	61
46	62
47	63
48	64
49	65
50	66
51	67
52	68
53	69
54	70
55	71
56	72
57	74
58	75
59	76
60	78
61	79
62	80
63	81
64	82
65	83
66	84
67	85

n	a(n)
1	8
2	9
3	13
4	14
5	15
6	16
7	17
8	18
9	19
10	20
11	21
12	22
13	23
14	24
15	26
16	29
17	30
18	31
19	32
20	33
21	34
22	35
23	36
24	38
25	39
26	40
27	42
28	43
29	44
30	45
31	47
32	48
33	49
34	50
35	51
36	52
37	53
38	54
39	55
40	56
41	57
42	58
43	59
44	60
45	61
46	62
47	63
48	64
49	65
50	66
51	67
52	68
53	69
54	70
55	71
56	72
57	74
58	75
59	76
60	78
61	79
62	80
63	81
64	82
65	83
66	84
67	85

n	a(n)
1	8
2	9
3	13
4	14
5	15
6	16
7	17
8	18
9	19
10	20
11	21
12	22
13	23
14	24
15	26
16	29
17	30
18	31
19	32
20	33
21	34
22	35
23	36
24	38
25	39
26	40
27	42
28	43
29	44
30	45
31	47
32	48
33	49
34	50
35	51
36	52
37	53
38	54
39	55
40	56
41	57
42	58
43	59
44	60
45	61
46	62
47	63
48	64
49	65
50	66
51	67
52	68
53	69
54	70
55	71
56	72
57	74
58	75
59	76
60	78
61	79
62	80
63	81
64	82
65	83
66	84
67	85