A117970 - cp's OEIS frontend

A117970 Position of first 0 counting from the least significant digit in the ternary expansion of 2^n.

n	a(n)
0	0
1	0
2	0
3	0
4	0
5	3
6	2
7	2
8	4
9	4
10	5
11	4
12	2
13	2
14	4
15	0
16	3
17	4
18	2
19	2
20	3
21	3
22	8
23	3
24	2
25	2
26	5
27	5
28	6
29	5
30	2
31	2
32	11
33	4
34	3
35	5
36	2
37	2
38	3
39	3
40	11
41	3
42	2
43	2
44	5
45	8
46	4
47	5
48	2
49	2
50	13
51	5
52	3
53	5
54	2
55	2
56	3
57	3
58	4
59	3
60	2
61	2
62	4
63	4
64	7
65	4
66	2
67	2
68	4
69	6
70	3
71	4
72	2
73	2
74	3
75	3
76	7
77	3
78	2
79	2
80	6
81	6
82	7
83	6
84	2
85	2
86	10
87	4
88	3
89	7
90	2
91	2
92	3
93	3
94	5
95	3
96	2
97	2
98	11
99	5
100	4
101	17

[0, 0, 0, 0, 0, 3, 2, 2, 4, 4, 5, 4, 2, 2, 4, 0, 3, 4, 2, 2, 3, 3, 8, 3, 2, 2, 5, 5, 6, 5, 2, 2, 11, 4, 3, 5, 2, 2, 3, 3, 11, 3, 2, 2, 5, 8, 4, 5, 2, 2, 13, 5, 3, 5, 2, 2, 3, 3, 4, 3, 2, 2, 4, 4, 7, 4, 2, 2, 4, 6, 3, 4, 2, 2, 3, 3, 7, 3, 2, 2, 6, 6, 7, 6, 2, 2, 10, 4, 3, 7, 2, 2, 3, 3, 5, 3, 2, 2, 11, 5, 4, 17]

cp's OEIS Frontend

A117970 Position of first 0 counting from the least significant digit in the ternary expansion of 2^n.

Table of values

List of values

n	a(n)
0	0
1	0
2	0
3	0
4	0
5	3
6	2
7	2
8	4
9	4
10	5
11	4
12	2
13	2
14	4
15	0
16	3
17	4
18	2
19	2
20	3
21	3
22	8
23	3
24	2
25	2
26	5
27	5
28	6
29	5
30	2
31	2
32	11
33	4
34	3
35	5
36	2
37	2
38	3
39	3
40	11
41	3
42	2
43	2
44	5
45	8
46	4
47	5
48	2
49	2
50	13
51	5
52	3
53	5
54	2
55	2
56	3
57	3
58	4
59	3
60	2
61	2
62	4
63	4
64	7
65	4
66	2
67	2
68	4
69	6
70	3
71	4
72	2
73	2
74	3
75	3
76	7
77	3
78	2
79	2
80	6
81	6
82	7
83	6
84	2
85	2
86	10
87	4
88	3
89	7
90	2
91	2
92	3
93	3
94	5
95	3
96	2
97	2
98	11
99	5
100	4
101	17

n	a(n)
0	0
1	0
2	0
3	0
4	0
5	3
6	2
7	2
8	4
9	4
10	5
11	4
12	2
13	2
14	4
15	0
16	3
17	4
18	2
19	2
20	3
21	3
22	8
23	3
24	2
25	2
26	5
27	5
28	6
29	5
30	2
31	2
32	11
33	4
34	3
35	5
36	2
37	2
38	3
39	3
40	11
41	3
42	2
43	2
44	5
45	8
46	4
47	5
48	2
49	2
50	13
51	5
52	3
53	5
54	2
55	2
56	3
57	3
58	4
59	3
60	2
61	2
62	4
63	4
64	7
65	4
66	2
67	2
68	4
69	6
70	3
71	4
72	2
73	2
74	3
75	3
76	7
77	3
78	2
79	2
80	6
81	6
82	7
83	6
84	2
85	2
86	10
87	4
88	3
89	7
90	2
91	2
92	3
93	3
94	5
95	3
96	2
97	2
98	11
99	5
100	4
101	17

n	a(n)
0	0
1	0
2	0
3	0
4	0
5	3
6	2
7	2
8	4
9	4
10	5
11	4
12	2
13	2
14	4
15	0
16	3
17	4
18	2
19	2
20	3
21	3
22	8
23	3
24	2
25	2
26	5
27	5
28	6
29	5
30	2
31	2
32	11
33	4
34	3
35	5
36	2
37	2
38	3
39	3
40	11
41	3
42	2
43	2
44	5
45	8
46	4
47	5
48	2
49	2
50	13
51	5
52	3
53	5
54	2
55	2
56	3
57	3
58	4
59	3
60	2
61	2
62	4
63	4
64	7
65	4
66	2
67	2
68	4
69	6
70	3
71	4
72	2
73	2
74	3
75	3
76	7
77	3
78	2
79	2
80	6
81	6
82	7
83	6
84	2
85	2
86	10
87	4
88	3
89	7
90	2
91	2
92	3
93	3
94	5
95	3
96	2
97	2
98	11
99	5
100	4
101	17