A063917 - cp's OEIS frontend

A063917 Smallest k such that k!!! is a multiple of n.

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

[1, 2, 3, 4, 5, 6, 7, 8, 6, 5, 11, 12, 13, 7, 15, 8, 17, 6, 19, 8, 21, 11, 23, 12, 20, 13, 9, 7, 29, 15, 31, 14, 33, 17, 10, 12, 37, 19, 39, 8, 41, 21, 43, 11, 15, 23, 47, 18, 28, 20, 51, 13, 53, 9, 11, 10, 57, 29, 59, 15, 61, 31, 21, 16, 13, 33, 67, 17, 69]

cp's OEIS Frontend

A063917 Smallest k such that k!!! is a multiple of n.

Table of values

List of values

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

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

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