A066985 - cp's OEIS frontend

A066985 Reflective numbers: k such that the decimal encoding of the prime factorization of k (A067599) is palindromic.

n	a(n)
1	4
2	11
3	13
4	17
5	19
6	27
7	72
8	199
9	242
10	529
11	800
12	841
13	1151
14	1171
15	1181
16	1303
17	1352
18	1373
19	1469
20	1747
21	1777
22	1787
23	1922
24	1949
25	1979
26	1999
27	2321
28	3125
29	3362
30	3421
31	3887
32	3993
33	4069
34	4096
35	4232
36	5389
37	5766
38	6272
39	7442
40	7961
41	7969
42	8921
43	10021
44	10082
45	10469

[4, 11, 13, 17, 19, 27, 72, 199, 242, 529, 800, 841, 1151, 1171, 1181, 1303, 1352, 1373, 1469, 1747, 1777, 1787, 1922, 1949, 1979, 1999, 2321, 3125, 3362, 3421, 3887, 3993, 4069, 4096, 4232, 5389, 5766, 6272, 7442, 7961, 7969, 8921, 10021, 10082, 10469]

cp's OEIS Frontend

A066985 Reflective numbers: k such that the decimal encoding of the prime factorization of k (A067599) is palindromic.

Table of values

List of values