A025643 - cp's OEIS frontend

A025643 Exponent of 3 (value of i) in n-th number of form 3^i*8^j.

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

[0, 1, 0, 2, 1, 3, 0, 2, 4, 1, 3, 5, 0, 2, 4, 6, 1, 3, 5, 7, 0, 2, 4, 6, 8, 1, 3, 5, 7, 9, 0, 2, 4, 6, 8, 10, 1, 3, 5, 7, 9, 11, 0, 2, 4, 6, 8, 10, 12, 1, 3, 5, 7, 9, 11, 13, 0, 2, 4, 6, 8, 10, 12, 14, 1, 3, 5, 7, 9, 11, 13, 15, 0, 2, 4, 6, 8, 10, 12, 14, 16, 1, 3, 5, 7, 9, 11, 13, 15, 17, 0, 2, 4, 6, 8, 10]

cp's OEIS Frontend

A025643 Exponent of 3 (value of i) in n-th number of form 3^i*8^j.

Table of values

List of values

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

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

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