A016026 - cp's OEIS frontend

A016026 Smallest base relative to which n is palindromic.

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

[2, 3, 2, 3, 2, 5, 2, 3, 2, 3, 10, 5, 3, 6, 2, 3, 2, 5, 18, 3, 2, 10, 3, 5, 4, 3, 2, 3, 4, 9, 2, 7, 2, 4, 6, 5, 6, 4, 12, 3, 5, 4, 6, 10, 2, 4, 46, 7, 6, 7, 2, 3, 52, 8, 4, 3, 5, 28, 4, 9, 6, 5, 2, 7, 2, 10, 5, 3, 22, 9, 7, 5, 2, 6, 14, 18, 10, 5, 78, 3, 8, 3, 5, 11, 2, 6, 28, 5, 8, 14, 3, 6]

cp's OEIS Frontend

A016026 Smallest base relative to which n is palindromic.

Table of values

List of values

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

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

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