A352218 - cp's OEIS frontend

A352218 a(n) = least k such that A003592(n) | 20^k.

n	a(n)
1	0
2	1
3	1
4	1
5	2
6	1
7	2
8	1
9	2
10	3
11	2
12	2
13	3
14	2
15	2
16	3
17	4
18	3
19	2
20	3
21	4
22	3
23	2
24	3
25	5
26	4
27	4
28	3
29	3
30	5
31	4
32	4
33	3
34	3
35	6
36	4
37	5
38	5
39	4
40	3
41	6
42	4
43	5
44	5
45	4
46	3
47	7
48	4
49	6
50	5
51	5
52	6
53	4
54	7
55	4
56	6
57	5
58	5
59	6
60	4
61	8
62	4
63	7
64	5
65	6
66	6
67	5
68	8
69	7
70	4
71	7
72	5
73	6
74	6
75	5
76	9
77	7
78	4
79	8
80	5
81	7
82	6
83	6
84	9
85	7
86	5
87	8

[0, 1, 1, 1, 2, 1, 2, 1, 2, 3, 2, 2, 3, 2, 2, 3, 4, 3, 2, 3, 4, 3, 2, 3, 5, 4, 4, 3, 3, 5, 4, 4, 3, 3, 6, 4, 5, 5, 4, 3, 6, 4, 5, 5, 4, 3, 7, 4, 6, 5, 5, 6, 4, 7, 4, 6, 5, 5, 6, 4, 8, 4, 7, 5, 6, 6, 5, 8, 7, 4, 7, 5, 6, 6, 5, 9, 7, 4, 8, 5, 7, 6, 6, 9, 7, 5, 8]

cp's OEIS Frontend

A352218 a(n) = least k such that A003592(n) | 20^k.

Table of values

List of values

n	a(n)
1	0
2	1
3	1
4	1
5	2
6	1
7	2
8	1
9	2
10	3
11	2
12	2
13	3
14	2
15	2
16	3
17	4
18	3
19	2
20	3
21	4
22	3
23	2
24	3
25	5
26	4
27	4
28	3
29	3
30	5
31	4
32	4
33	3
34	3
35	6
36	4
37	5
38	5
39	4
40	3
41	6
42	4
43	5
44	5
45	4
46	3
47	7
48	4
49	6
50	5
51	5
52	6
53	4
54	7
55	4
56	6
57	5
58	5
59	6
60	4
61	8
62	4
63	7
64	5
65	6
66	6
67	5
68	8
69	7
70	4
71	7
72	5
73	6
74	6
75	5
76	9
77	7
78	4
79	8
80	5
81	7
82	6
83	6
84	9
85	7
86	5
87	8

n	a(n)
1	0
2	1
3	1
4	1
5	2
6	1
7	2
8	1
9	2
10	3
11	2
12	2
13	3
14	2
15	2
16	3
17	4
18	3
19	2
20	3
21	4
22	3
23	2
24	3
25	5
26	4
27	4
28	3
29	3
30	5
31	4
32	4
33	3
34	3
35	6
36	4
37	5
38	5
39	4
40	3
41	6
42	4
43	5
44	5
45	4
46	3
47	7
48	4
49	6
50	5
51	5
52	6
53	4
54	7
55	4
56	6
57	5
58	5
59	6
60	4
61	8
62	4
63	7
64	5
65	6
66	6
67	5
68	8
69	7
70	4
71	7
72	5
73	6
74	6
75	5
76	9
77	7
78	4
79	8
80	5
81	7
82	6
83	6
84	9
85	7
86	5
87	8

n	a(n)
1	0
2	1
3	1
4	1
5	2
6	1
7	2
8	1
9	2
10	3
11	2
12	2
13	3
14	2
15	2
16	3
17	4
18	3
19	2
20	3
21	4
22	3
23	2
24	3
25	5
26	4
27	4
28	3
29	3
30	5
31	4
32	4
33	3
34	3
35	6
36	4
37	5
38	5
39	4
40	3
41	6
42	4
43	5
44	5
45	4
46	3
47	7
48	4
49	6
50	5
51	5
52	6
53	4
54	7
55	4
56	6
57	5
58	5
59	6
60	4
61	8
62	4
63	7
64	5
65	6
66	6
67	5
68	8
69	7
70	4
71	7
72	5
73	6
74	6
75	5
76	9
77	7
78	4
79	8
80	5
81	7
82	6
83	6
84	9
85	7
86	5
87	8