A043074 - cp's OEIS frontend

A043074 a(n)=(s(n)+6)/9, where s(n)=n-th base 9 palindrome that starts with 3.

n	a(n)
1	1
2	4
3	28
4	29
5	30
6	31
7	32
8	33
9	34
10	35
11	36
12	244
13	254
14	264
15	274
16	284
17	294
18	304
19	314
20	324
21	2188
22	2197
23	2206
24	2215
25	2224
26	2233
27	2242
28	2251
29	2260
30	2270
31	2279
32	2288
33	2297
34	2306
35	2315
36	2324
37	2333
38	2342
39	2352
40	2361
41	2370
42	2379
43	2388
44	2397

[1, 4, 28, 29, 30, 31, 32, 33, 34, 35, 36, 244, 254, 264, 274, 284, 294, 304, 314, 324, 2188, 2197, 2206, 2215, 2224, 2233, 2242, 2251, 2260, 2270, 2279, 2288, 2297, 2306, 2315, 2324, 2333, 2342, 2352, 2361, 2370, 2379, 2388, 2397]

cp's OEIS Frontend

A043074 a(n)=(s(n)+6)/9, where s(n)=n-th base 9 palindrome that starts with 3.

Table of values

List of values