A073805 - cp's OEIS frontend

A073805 Numbers k such that 1 + k*R(k) is prime, where R(k) is the reverse of k.

n	a(n)
1	1
2	2
3	4
4	6
5	10
6	16
7	18
8	20
9	24
10	25
11	26
12	28
13	36
14	42
15	50
16	52
17	58
18	61
19	62
20	63
21	66
22	68
23	70
24	80
25	81
26	82
27	85
28	86
29	90
30	100
31	108
32	112
33	116
34	120
35	132
36	136
37	138
38	140
39	152
40	162
41	170
42	190
43	198
44	200
45	204
46	205
47	209
48	210
49	211
50	213
51	214
52	219
53	223
54	224
55	228
56	231
57	234
58	236
59	238

[1, 2, 4, 6, 10, 16, 18, 20, 24, 25, 26, 28, 36, 42, 50, 52, 58, 61, 62, 63, 66, 68, 70, 80, 81, 82, 85, 86, 90, 100, 108, 112, 116, 120, 132, 136, 138, 140, 152, 162, 170, 190, 198, 200, 204, 205, 209, 210, 211, 213, 214, 219, 223, 224, 228, 231, 234, 236, 238]

cp's OEIS Frontend

A073805 Numbers k such that 1 + k*R(k) is prime, where R(k) is the reverse of k.

Table of values

List of values

n	a(n)
1	1
2	2
3	4
4	6
5	10
6	16
7	18
8	20
9	24
10	25
11	26
12	28
13	36
14	42
15	50
16	52
17	58
18	61
19	62
20	63
21	66
22	68
23	70
24	80
25	81
26	82
27	85
28	86
29	90
30	100
31	108
32	112
33	116
34	120
35	132
36	136
37	138
38	140
39	152
40	162
41	170
42	190
43	198
44	200
45	204
46	205
47	209
48	210
49	211
50	213
51	214
52	219
53	223
54	224
55	228
56	231
57	234
58	236
59	238

n	a(n)
1	1
2	2
3	4
4	6
5	10
6	16
7	18
8	20
9	24
10	25
11	26
12	28
13	36
14	42
15	50
16	52
17	58
18	61
19	62
20	63
21	66
22	68
23	70
24	80
25	81
26	82
27	85
28	86
29	90
30	100
31	108
32	112
33	116
34	120
35	132
36	136
37	138
38	140
39	152
40	162
41	170
42	190
43	198
44	200
45	204
46	205
47	209
48	210
49	211
50	213
51	214
52	219
53	223
54	224
55	228
56	231
57	234
58	236
59	238

n	a(n)
1	1
2	2
3	4
4	6
5	10
6	16
7	18
8	20
9	24
10	25
11	26
12	28
13	36
14	42
15	50
16	52
17	58
18	61
19	62
20	63
21	66
22	68
23	70
24	80
25	81
26	82
27	85
28	86
29	90
30	100
31	108
32	112
33	116
34	120
35	132
36	136
37	138
38	140
39	152
40	162
41	170
42	190
43	198
44	200
45	204
46	205
47	209
48	210
49	211
50	213
51	214
52	219
53	223
54	224
55	228
56	231
57	234
58	236
59	238