A086063 - cp's OEIS frontend

A086063 a(n) = if n<=1 then 1 else smallest k>1 such that in binary representation n is contained in n^k.

n	a(n)
0	1
1	1
2	2
3	3
4	2
5	3
6	3
7	3
8	2
9	3
10	3
11	5
12	3
13	4
14	3
15	3
16	2
17	3
18	3
19	6
20	3
21	6
22	5
23	3
24	3
25	5
26	5
27	2
28	3
29	3
30	3
31	3
32	2
33	3
34	3
35	6
36	3
37	8
38	6
39	3
40	3
41	2
42	9
43	4
44	5
45	6
46	5
47	5
48	3
49	5
50	5
51	4
52	5
53	6
54	2
55	5
56	3
57	5
58	3
59	6
60	3
61	6
62	3
63	3
64	2
65	3
66	3
67	6
68	3
69	7
70	6
71	10
72	3
73	9
74	11
75	5
76	7
77	8
78	4
79	5
80	3
81	9
82	2
83	8
84	9
85	7
86	4
87	6
88	5
89	6
90	6
91	3
92	5
93	5
94	5
95	5
96	3
97	5
98	5
99	3
100	5
101	9
102	11
103	7

[1, 1, 2, 3, 2, 3, 3, 3, 2, 3, 3, 5, 3, 4, 3, 3, 2, 3, 3, 6, 3, 6, 5, 3, 3, 5, 5, 2, 3, 3, 3, 3, 2, 3, 3, 6, 3, 8, 6, 3, 3, 2, 9, 4, 5, 6, 5, 5, 3, 5, 5, 4, 5, 6, 2, 5, 3, 5, 3, 6, 3, 6, 3, 3, 2, 3, 3, 6, 3, 7, 6, 10, 3, 9, 11, 5, 7, 8, 4, 5, 3, 9, 2, 8, 9, 7, 4, 6, 5, 6, 6, 3, 5, 5, 5, 5, 3, 5, 5, 3, 5, 9, 11, 7]

cp's OEIS Frontend

A086063 a(n) = if n<=1 then 1 else smallest k>1 such that in binary representation n is contained in n^k.

Table of values

List of values

n	a(n)
0	1
1	1
2	2
3	3
4	2
5	3
6	3
7	3
8	2
9	3
10	3
11	5
12	3
13	4
14	3
15	3
16	2
17	3
18	3
19	6
20	3
21	6
22	5
23	3
24	3
25	5
26	5
27	2
28	3
29	3
30	3
31	3
32	2
33	3
34	3
35	6
36	3
37	8
38	6
39	3
40	3
41	2
42	9
43	4
44	5
45	6
46	5
47	5
48	3
49	5
50	5
51	4
52	5
53	6
54	2
55	5
56	3
57	5
58	3
59	6
60	3
61	6
62	3
63	3
64	2
65	3
66	3
67	6
68	3
69	7
70	6
71	10
72	3
73	9
74	11
75	5
76	7
77	8
78	4
79	5
80	3
81	9
82	2
83	8
84	9
85	7
86	4
87	6
88	5
89	6
90	6
91	3
92	5
93	5
94	5
95	5
96	3
97	5
98	5
99	3
100	5
101	9
102	11
103	7

n	a(n)
0	1
1	1
2	2
3	3
4	2
5	3
6	3
7	3
8	2
9	3
10	3
11	5
12	3
13	4
14	3
15	3
16	2
17	3
18	3
19	6
20	3
21	6
22	5
23	3
24	3
25	5
26	5
27	2
28	3
29	3
30	3
31	3
32	2
33	3
34	3
35	6
36	3
37	8
38	6
39	3
40	3
41	2
42	9
43	4
44	5
45	6
46	5
47	5
48	3
49	5
50	5
51	4
52	5
53	6
54	2
55	5
56	3
57	5
58	3
59	6
60	3
61	6
62	3
63	3
64	2
65	3
66	3
67	6
68	3
69	7
70	6
71	10
72	3
73	9
74	11
75	5
76	7
77	8
78	4
79	5
80	3
81	9
82	2
83	8
84	9
85	7
86	4
87	6
88	5
89	6
90	6
91	3
92	5
93	5
94	5
95	5
96	3
97	5
98	5
99	3
100	5
101	9
102	11
103	7

n	a(n)
0	1
1	1
2	2
3	3
4	2
5	3
6	3
7	3
8	2
9	3
10	3
11	5
12	3
13	4
14	3
15	3
16	2
17	3
18	3
19	6
20	3
21	6
22	5
23	3
24	3
25	5
26	5
27	2
28	3
29	3
30	3
31	3
32	2
33	3
34	3
35	6
36	3
37	8
38	6
39	3
40	3
41	2
42	9
43	4
44	5
45	6
46	5
47	5
48	3
49	5
50	5
51	4
52	5
53	6
54	2
55	5
56	3
57	5
58	3
59	6
60	3
61	6
62	3
63	3
64	2
65	3
66	3
67	6
68	3
69	7
70	6
71	10
72	3
73	9
74	11
75	5
76	7
77	8
78	4
79	5
80	3
81	9
82	2
83	8
84	9
85	7
86	4
87	6
88	5
89	6
90	6
91	3
92	5
93	5
94	5
95	5
96	3
97	5
98	5
99	3
100	5
101	9
102	11
103	7