A265521 - cp's OEIS frontend

A265521 a(n) = largest base-8 palindrome m <= n such that every base-8 digit of m is <= the corresponding digit of n; m is written in base 10.

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

[0, 1, 2, 3, 4, 5, 6, 7, 0, 9, 9, 9, 9, 9, 9, 9, 0, 9, 18, 18, 18, 18, 18, 18, 0, 9, 18, 27, 27, 27, 27, 27, 0, 9, 18, 27, 36, 36, 36, 36, 0, 9, 18, 27, 36, 45, 45, 45, 0, 9, 18, 27, 36, 45, 54, 54, 0, 9, 18, 27, 36, 45, 54, 63, 0, 65, 65, 65, 65, 65, 65, 65, 0, 73, 73, 73, 73, 73, 73, 73, 0, 81, 81, 81, 81, 81, 81, 81]

cp's OEIS Frontend

A265521 a(n) = largest base-8 palindrome m <= n such that every base-8 digit of m is <= the corresponding digit of n; m is written in base 10.

Table of values

List of values

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

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

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