A025653 - cp's OEIS frontend

A025653 Exponent of 5 (value of i) in n-th number of form 5^i*8^j.

n	a(n)
1	0
2	1
3	0
4	2
5	1
6	0
7	3
8	2
9	1
10	0
11	4
12	3
13	2
14	1
15	5
16	0
17	4
18	3
19	2
20	6
21	1
22	5
23	0
24	4
25	3
26	7
27	2
28	6
29	1
30	5
31	0
32	4
33	8
34	3
35	7
36	2
37	6
38	1
39	5
40	9
41	0
42	4
43	8
44	3
45	7
46	2
47	6
48	10
49	1
50	5
51	9
52	0
53	4
54	8
55	3
56	7
57	11
58	2
59	6
60	10
61	1
62	5
63	9
64	0
65	4
66	8
67	12
68	3
69	7
70	11
71	2
72	6
73	10
74	1
75	5
76	9
77	0
78	13
79	4
80	8
81	12
82	3
83	7
84	11
85	2
86	6
87	10
88	1
89	14
90	5
91	9
92	0
93	13
94	4
95	8
96	12
97	3
98	7
99	11
100	2

[0, 1, 0, 2, 1, 0, 3, 2, 1, 0, 4, 3, 2, 1, 5, 0, 4, 3, 2, 6, 1, 5, 0, 4, 3, 7, 2, 6, 1, 5, 0, 4, 8, 3, 7, 2, 6, 1, 5, 9, 0, 4, 8, 3, 7, 2, 6, 10, 1, 5, 9, 0, 4, 8, 3, 7, 11, 2, 6, 10, 1, 5, 9, 0, 4, 8, 12, 3, 7, 11, 2, 6, 10, 1, 5, 9, 0, 13, 4, 8, 12, 3, 7, 11, 2, 6, 10, 1, 14, 5, 9, 0, 13, 4, 8, 12, 3, 7, 11, 2]

cp's OEIS Frontend

A025653 Exponent of 5 (value of i) in n-th number of form 5^i*8^j.

Table of values

List of values

n	a(n)
1	0
2	1
3	0
4	2
5	1
6	0
7	3
8	2
9	1
10	0
11	4
12	3
13	2
14	1
15	5
16	0
17	4
18	3
19	2
20	6
21	1
22	5
23	0
24	4
25	3
26	7
27	2
28	6
29	1
30	5
31	0
32	4
33	8
34	3
35	7
36	2
37	6
38	1
39	5
40	9
41	0
42	4
43	8
44	3
45	7
46	2
47	6
48	10
49	1
50	5
51	9
52	0
53	4
54	8
55	3
56	7
57	11
58	2
59	6
60	10
61	1
62	5
63	9
64	0
65	4
66	8
67	12
68	3
69	7
70	11
71	2
72	6
73	10
74	1
75	5
76	9
77	0
78	13
79	4
80	8
81	12
82	3
83	7
84	11
85	2
86	6
87	10
88	1
89	14
90	5
91	9
92	0
93	13
94	4
95	8
96	12
97	3
98	7
99	11
100	2

n	a(n)
1	0
2	1
3	0
4	2
5	1
6	0
7	3
8	2
9	1
10	0
11	4
12	3
13	2
14	1
15	5
16	0
17	4
18	3
19	2
20	6
21	1
22	5
23	0
24	4
25	3
26	7
27	2
28	6
29	1
30	5
31	0
32	4
33	8
34	3
35	7
36	2
37	6
38	1
39	5
40	9
41	0
42	4
43	8
44	3
45	7
46	2
47	6
48	10
49	1
50	5
51	9
52	0
53	4
54	8
55	3
56	7
57	11
58	2
59	6
60	10
61	1
62	5
63	9
64	0
65	4
66	8
67	12
68	3
69	7
70	11
71	2
72	6
73	10
74	1
75	5
76	9
77	0
78	13
79	4
80	8
81	12
82	3
83	7
84	11
85	2
86	6
87	10
88	1
89	14
90	5
91	9
92	0
93	13
94	4
95	8
96	12
97	3
98	7
99	11
100	2

n	a(n)
1	0
2	1
3	0
4	2
5	1
6	0
7	3
8	2
9	1
10	0
11	4
12	3
13	2
14	1
15	5
16	0
17	4
18	3
19	2
20	6
21	1
22	5
23	0
24	4
25	3
26	7
27	2
28	6
29	1
30	5
31	0
32	4
33	8
34	3
35	7
36	2
37	6
38	1
39	5
40	9
41	0
42	4
43	8
44	3
45	7
46	2
47	6
48	10
49	1
50	5
51	9
52	0
53	4
54	8
55	3
56	7
57	11
58	2
59	6
60	10
61	1
62	5
63	9
64	0
65	4
66	8
67	12
68	3
69	7
70	11
71	2
72	6
73	10
74	1
75	5
76	9
77	0
78	13
79	4
80	8
81	12
82	3
83	7
84	11
85	2
86	6
87	10
88	1
89	14
90	5
91	9
92	0
93	13
94	4
95	8
96	12
97	3
98	7
99	11
100	2