A118742 - cp's OEIS frontend

A118742 Numbers n for which the expression n!/(n+1) is an integer.

n	a(n)
0	0
1	5
2	7
3	8
4	9
5	11
6	13
7	14
8	15
9	17
10	19
11	20
12	21
13	23
14	24
15	25
16	26
17	27
18	29
19	31
20	32
21	33
22	34
23	35
24	37
25	38
26	39
27	41
28	43
29	44
30	45
31	47
32	48
33	49
34	50
35	51
36	53
37	54
38	55
39	56
40	57
41	59
42	61
43	62
44	63
45	64
46	65
47	67
48	68
49	69
50	71
51	73
52	74
53	75
54	76
55	77
56	79
57	80
58	81
59	83
60	84
61	85
62	86
63	87
64	89
65	90
66	91
67	92
68	93
69	94
70	95
71	97

[0, 5, 7, 8, 9, 11, 13, 14, 15, 17, 19, 20, 21, 23, 24, 25, 26, 27, 29, 31, 32, 33, 34, 35, 37, 38, 39, 41, 43, 44, 45, 47, 48, 49, 50, 51, 53, 54, 55, 56, 57, 59, 61, 62, 63, 64, 65, 67, 68, 69, 71, 73, 74, 75, 76, 77, 79, 80, 81, 83, 84, 85, 86, 87, 89, 90, 91, 92, 93, 94, 95, 97]

cp's OEIS Frontend

A118742 Numbers n for which the expression n!/(n+1) is an integer.

Table of values

List of values

n	a(n)
0	0
1	5
2	7
3	8
4	9
5	11
6	13
7	14
8	15
9	17
10	19
11	20
12	21
13	23
14	24
15	25
16	26
17	27
18	29
19	31
20	32
21	33
22	34
23	35
24	37
25	38
26	39
27	41
28	43
29	44
30	45
31	47
32	48
33	49
34	50
35	51
36	53
37	54
38	55
39	56
40	57
41	59
42	61
43	62
44	63
45	64
46	65
47	67
48	68
49	69
50	71
51	73
52	74
53	75
54	76
55	77
56	79
57	80
58	81
59	83
60	84
61	85
62	86
63	87
64	89
65	90
66	91
67	92
68	93
69	94
70	95
71	97

n	a(n)
0	0
1	5
2	7
3	8
4	9
5	11
6	13
7	14
8	15
9	17
10	19
11	20
12	21
13	23
14	24
15	25
16	26
17	27
18	29
19	31
20	32
21	33
22	34
23	35
24	37
25	38
26	39
27	41
28	43
29	44
30	45
31	47
32	48
33	49
34	50
35	51
36	53
37	54
38	55
39	56
40	57
41	59
42	61
43	62
44	63
45	64
46	65
47	67
48	68
49	69
50	71
51	73
52	74
53	75
54	76
55	77
56	79
57	80
58	81
59	83
60	84
61	85
62	86
63	87
64	89
65	90
66	91
67	92
68	93
69	94
70	95
71	97

n	a(n)
0	0
1	5
2	7
3	8
4	9
5	11
6	13
7	14
8	15
9	17
10	19
11	20
12	21
13	23
14	24
15	25
16	26
17	27
18	29
19	31
20	32
21	33
22	34
23	35
24	37
25	38
26	39
27	41
28	43
29	44
30	45
31	47
32	48
33	49
34	50
35	51
36	53
37	54
38	55
39	56
40	57
41	59
42	61
43	62
44	63
45	64
46	65
47	67
48	68
49	69
50	71
51	73
52	74
53	75
54	76
55	77
56	79
57	80
58	81
59	83
60	84
61	85
62	86
63	87
64	89
65	90
66	91
67	92
68	93
69	94
70	95
71	97