A135549 - cp's OEIS frontend

A135549 Number of bases b, 1 < b < n-1, in which n is a palindrome.

n	a(n)
0	0
1	0
2	0
3	0
4	0
5	1
6	0
7	1
8	1
9	1
10	2
11	0
12	1
13	1
14	1
15	2
16	2
17	2
18	2
19	0
20	2
21	3
22	1
23	1
24	3
25	1
26	3
27	2
28	3
29	1
30	2
31	2
32	2
33	2
34	2
35	1
36	4
37	1
38	2
39	1
40	4
41	1
42	3
43	1
44	2
45	3
46	3
47	0
48	4
49	1
50	3
51	3
52	4
53	0
54	3
55	3
56	3
57	3
58	1
59	1
60	5
61	1
62	2
63	4
64	3
65	4
66	3
67	2
68	3
69	1
70	3
71	1
72	5
73	2
74	2
75	2
76	2
77	1
78	5
79	0
80	6
81	2
82	3
83	1
84	5
85	4
86	2
87	1
88	4
89	1
90	4
91	3
92	4
93	3
94	1
95	1
96	5
97	1
98	4
99	3
100	6
101	1
102	3
103	0
104	5

[0, 0, 0, 0, 0, 1, 0, 1, 1, 1, 2, 0, 1, 1, 1, 2, 2, 2, 2, 0, 2, 3, 1, 1, 3, 1, 3, 2, 3, 1, 2, 2, 2, 2, 2, 1, 4, 1, 2, 1, 4, 1, 3, 1, 2, 3, 3, 0, 4, 1, 3, 3, 4, 0, 3, 3, 3, 3, 1, 1, 5, 1, 2, 4, 3, 4, 3, 2, 3, 1, 3, 1, 5, 2, 2, 2, 2, 1, 5, 0, 6, 2, 3, 1, 5, 4, 2, 1, 4, 1, 4, 3, 4, 3, 1, 1, 5, 1, 4, 3, 6, 1, 3, 0, 5]

cp's OEIS Frontend

A135549 Number of bases b, 1 < b < n-1, in which n is a palindrome.

Table of values

List of values

n	a(n)
0	0
1	0
2	0
3	0
4	0
5	1
6	0
7	1
8	1
9	1
10	2
11	0
12	1
13	1
14	1
15	2
16	2
17	2
18	2
19	0
20	2
21	3
22	1
23	1
24	3
25	1
26	3
27	2
28	3
29	1
30	2
31	2
32	2
33	2
34	2
35	1
36	4
37	1
38	2
39	1
40	4
41	1
42	3
43	1
44	2
45	3
46	3
47	0
48	4
49	1
50	3
51	3
52	4
53	0
54	3
55	3
56	3
57	3
58	1
59	1
60	5
61	1
62	2
63	4
64	3
65	4
66	3
67	2
68	3
69	1
70	3
71	1
72	5
73	2
74	2
75	2
76	2
77	1
78	5
79	0
80	6
81	2
82	3
83	1
84	5
85	4
86	2
87	1
88	4
89	1
90	4
91	3
92	4
93	3
94	1
95	1
96	5
97	1
98	4
99	3
100	6
101	1
102	3
103	0
104	5

n	a(n)
0	0
1	0
2	0
3	0
4	0
5	1
6	0
7	1
8	1
9	1
10	2
11	0
12	1
13	1
14	1
15	2
16	2
17	2
18	2
19	0
20	2
21	3
22	1
23	1
24	3
25	1
26	3
27	2
28	3
29	1
30	2
31	2
32	2
33	2
34	2
35	1
36	4
37	1
38	2
39	1
40	4
41	1
42	3
43	1
44	2
45	3
46	3
47	0
48	4
49	1
50	3
51	3
52	4
53	0
54	3
55	3
56	3
57	3
58	1
59	1
60	5
61	1
62	2
63	4
64	3
65	4
66	3
67	2
68	3
69	1
70	3
71	1
72	5
73	2
74	2
75	2
76	2
77	1
78	5
79	0
80	6
81	2
82	3
83	1
84	5
85	4
86	2
87	1
88	4
89	1
90	4
91	3
92	4
93	3
94	1
95	1
96	5
97	1
98	4
99	3
100	6
101	1
102	3
103	0
104	5

n	a(n)
0	0
1	0
2	0
3	0
4	0
5	1
6	0
7	1
8	1
9	1
10	2
11	0
12	1
13	1
14	1
15	2
16	2
17	2
18	2
19	0
20	2
21	3
22	1
23	1
24	3
25	1
26	3
27	2
28	3
29	1
30	2
31	2
32	2
33	2
34	2
35	1
36	4
37	1
38	2
39	1
40	4
41	1
42	3
43	1
44	2
45	3
46	3
47	0
48	4
49	1
50	3
51	3
52	4
53	0
54	3
55	3
56	3
57	3
58	1
59	1
60	5
61	1
62	2
63	4
64	3
65	4
66	3
67	2
68	3
69	1
70	3
71	1
72	5
73	2
74	2
75	2
76	2
77	1
78	5
79	0
80	6
81	2
82	3
83	1
84	5
85	4
86	2
87	1
88	4
89	1
90	4
91	3
92	4
93	3
94	1
95	1
96	5
97	1
98	4
99	3
100	6
101	1
102	3
103	0
104	5