A053663 - cp's OEIS frontend

A053663 Numbers k such that 2*k+1 does not divide k!+1.

n	a(n)
1	1
2	2
3	4
4	6
5	7
6	8
7	10
8	11
9	12
10	13
11	14
12	15
13	16
14	17
15	18
16	19
17	20
18	22
19	24
20	25
21	26
22	27
23	28
24	29
25	30
26	31
27	32
28	34
29	35
30	36
31	37
32	38
33	40
34	41
35	42
36	43
37	44
38	45
39	46
40	47
41	48
42	49
43	50
44	52
45	53
46	54
47	55
48	56
49	57
50	58
51	59
52	60
53	61
54	62
55	64
56	66
57	67
58	68
59	69
60	70
61	71
62	72
63	73
64	74
65	75

[1, 2, 4, 6, 7, 8, 10, 11, 12, 13, 14, 15, 16, 17, 18, 19, 20, 22, 24, 25, 26, 27, 28, 29, 30, 31, 32, 34, 35, 36, 37, 38, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 64, 66, 67, 68, 69, 70, 71, 72, 73, 74, 75]

cp's OEIS Frontend

A053663 Numbers k such that 2*k+1 does not divide k!+1.

Table of values

List of values

n	a(n)
1	1
2	2
3	4
4	6
5	7
6	8
7	10
8	11
9	12
10	13
11	14
12	15
13	16
14	17
15	18
16	19
17	20
18	22
19	24
20	25
21	26
22	27
23	28
24	29
25	30
26	31
27	32
28	34
29	35
30	36
31	37
32	38
33	40
34	41
35	42
36	43
37	44
38	45
39	46
40	47
41	48
42	49
43	50
44	52
45	53
46	54
47	55
48	56
49	57
50	58
51	59
52	60
53	61
54	62
55	64
56	66
57	67
58	68
59	69
60	70
61	71
62	72
63	73
64	74
65	75

n	a(n)
1	1
2	2
3	4
4	6
5	7
6	8
7	10
8	11
9	12
10	13
11	14
12	15
13	16
14	17
15	18
16	19
17	20
18	22
19	24
20	25
21	26
22	27
23	28
24	29
25	30
26	31
27	32
28	34
29	35
30	36
31	37
32	38
33	40
34	41
35	42
36	43
37	44
38	45
39	46
40	47
41	48
42	49
43	50
44	52
45	53
46	54
47	55
48	56
49	57
50	58
51	59
52	60
53	61
54	62
55	64
56	66
57	67
58	68
59	69
60	70
61	71
62	72
63	73
64	74
65	75

n	a(n)
1	1
2	2
3	4
4	6
5	7
6	8
7	10
8	11
9	12
10	13
11	14
12	15
13	16
14	17
15	18
16	19
17	20
18	22
19	24
20	25
21	26
22	27
23	28
24	29
25	30
26	31
27	32
28	34
29	35
30	36
31	37
32	38
33	40
34	41
35	42
36	43
37	44
38	45
39	46
40	47
41	48
42	49
43	50
44	52
45	53
46	54
47	55
48	56
49	57
50	58
51	59
52	60
53	61
54	62
55	64
56	66
57	67
58	68
59	69
60	70
61	71
62	72
63	73
64	74
65	75