A180006 - cp's OEIS frontend

A180006 Composite numbers that can be obtained from primes by interchanging the first and last digits.

n	a(n)
1	91
2	32
3	92
4	14
5	34
6	74
7	35
8	95
9	16
10	76
11	38
12	98
13	301
14	901
15	721
16	731
17	931
18	361
19	371
20	391
21	791
22	112
23	322
24	722
25	922
26	332
27	932
28	142
29	152
30	752
31	362
32	962
33	172
34	772
35	182
36	382
37	392
38	703
39	713
40	133
41	943
42	763
43	973
44	793
45	104
46	904
47	914
48	124
49	134
50	334
51	934
52	344
53	944
54	754

[91, 32, 92, 14, 34, 74, 35, 95, 16, 76, 38, 98, 301, 901, 721, 731, 931, 361, 371, 391, 791, 112, 322, 722, 922, 332, 932, 142, 152, 752, 362, 962, 172, 772, 182, 382, 392, 703, 713, 133, 943, 763, 973, 793, 104, 904, 914, 124, 134, 334, 934, 344, 944, 754]

cp's OEIS Frontend

A180006 Composite numbers that can be obtained from primes by interchanging the first and last digits.

Table of values

List of values

n	a(n)
1	91
2	32
3	92
4	14
5	34
6	74
7	35
8	95
9	16
10	76
11	38
12	98
13	301
14	901
15	721
16	731
17	931
18	361
19	371
20	391
21	791
22	112
23	322
24	722
25	922
26	332
27	932
28	142
29	152
30	752
31	362
32	962
33	172
34	772
35	182
36	382
37	392
38	703
39	713
40	133
41	943
42	763
43	973
44	793
45	104
46	904
47	914
48	124
49	134
50	334
51	934
52	344
53	944
54	754

n	a(n)
1	91
2	32
3	92
4	14
5	34
6	74
7	35
8	95
9	16
10	76
11	38
12	98
13	301
14	901
15	721
16	731
17	931
18	361
19	371
20	391
21	791
22	112
23	322
24	722
25	922
26	332
27	932
28	142
29	152
30	752
31	362
32	962
33	172
34	772
35	182
36	382
37	392
38	703
39	713
40	133
41	943
42	763
43	973
44	793
45	104
46	904
47	914
48	124
49	134
50	334
51	934
52	344
53	944
54	754

n	a(n)
1	91
2	32
3	92
4	14
5	34
6	74
7	35
8	95
9	16
10	76
11	38
12	98
13	301
14	901
15	721
16	731
17	931
18	361
19	371
20	391
21	791
22	112
23	322
24	722
25	922
26	332
27	932
28	142
29	152
30	752
31	362
32	962
33	172
34	772
35	182
36	382
37	392
38	703
39	713
40	133
41	943
42	763
43	973
44	793
45	104
46	904
47	914
48	124
49	134
50	334
51	934
52	344
53	944
54	754