A375201 - cp's OEIS frontend

A375201 a(n) is the sum of the bases b with 1 < b < n-1 in which n is a palindrome.

n	a(n)
4	0
5	2
6	0
7	2
8	3
9	2
10	7
11	0
12	5
13	3
14	6
15	6
16	10
17	6
18	13
19	0
20	12
21	12
22	10
23	3
24	23
25	4
26	20
27	10
28	22
29	4
30	23
31	7
32	22
33	12
34	20
35	6
36	41
37	6
38	22
39	12
40	38
41	5
42	37
43	6
44	31
45	24
46	31
47	0
48	56
49	6
50	40
51	22
52	45
53	0
54	51
55	20
56	43
57	30
58	28
59	4
60	82
61	6
62	35
63	34
64	53
65	26
66	63
67	11
68	52
69	22
70	56
71	7
72	91
73	10
74	42
75	38
76	55
77	10
78	87
79	0
80	91
81	34
82	52
83	5
84	112
85	29

[0, 2, 0, 2, 3, 2, 7, 0, 5, 3, 6, 6, 10, 6, 13, 0, 12, 12, 10, 3, 23, 4, 20, 10, 22, 4, 23, 7, 22, 12, 20, 6, 41, 6, 22, 12, 38, 5, 37, 6, 31, 24, 31, 0, 56, 6, 40, 22, 45, 0, 51, 20, 43, 30, 28, 4, 82, 6, 35, 34, 53, 26, 63, 11, 52, 22, 56, 7, 91, 10, 42, 38, 55, 10, 87, 0, 91, 34, 52, 5, 112, 29]

cp's OEIS Frontend

A375201 a(n) is the sum of the bases b with 1 < b < n-1 in which n is a palindrome.

Table of values

List of values

n	a(n)
4	0
5	2
6	0
7	2
8	3
9	2
10	7
11	0
12	5
13	3
14	6
15	6
16	10
17	6
18	13
19	0
20	12
21	12
22	10
23	3
24	23
25	4
26	20
27	10
28	22
29	4
30	23
31	7
32	22
33	12
34	20
35	6
36	41
37	6
38	22
39	12
40	38
41	5
42	37
43	6
44	31
45	24
46	31
47	0
48	56
49	6
50	40
51	22
52	45
53	0
54	51
55	20
56	43
57	30
58	28
59	4
60	82
61	6
62	35
63	34
64	53
65	26
66	63
67	11
68	52
69	22
70	56
71	7
72	91
73	10
74	42
75	38
76	55
77	10
78	87
79	0
80	91
81	34
82	52
83	5
84	112
85	29

n	a(n)
4	0
5	2
6	0
7	2
8	3
9	2
10	7
11	0
12	5
13	3
14	6
15	6
16	10
17	6
18	13
19	0
20	12
21	12
22	10
23	3
24	23
25	4
26	20
27	10
28	22
29	4
30	23
31	7
32	22
33	12
34	20
35	6
36	41
37	6
38	22
39	12
40	38
41	5
42	37
43	6
44	31
45	24
46	31
47	0
48	56
49	6
50	40
51	22
52	45
53	0
54	51
55	20
56	43
57	30
58	28
59	4
60	82
61	6
62	35
63	34
64	53
65	26
66	63
67	11
68	52
69	22
70	56
71	7
72	91
73	10
74	42
75	38
76	55
77	10
78	87
79	0
80	91
81	34
82	52
83	5
84	112
85	29

n	a(n)
4	0
5	2
6	0
7	2
8	3
9	2
10	7
11	0
12	5
13	3
14	6
15	6
16	10
17	6
18	13
19	0
20	12
21	12
22	10
23	3
24	23
25	4
26	20
27	10
28	22
29	4
30	23
31	7
32	22
33	12
34	20
35	6
36	41
37	6
38	22
39	12
40	38
41	5
42	37
43	6
44	31
45	24
46	31
47	0
48	56
49	6
50	40
51	22
52	45
53	0
54	51
55	20
56	43
57	30
58	28
59	4
60	82
61	6
62	35
63	34
64	53
65	26
66	63
67	11
68	52
69	22
70	56
71	7
72	91
73	10
74	42
75	38
76	55
77	10
78	87
79	0
80	91
81	34
82	52
83	5
84	112
85	29