A227823 - cp's OEIS frontend

A227823 Numbers n with property that each sum of any k-subsequence of digits of n with k>=2 is prime.

n	a(n)
1	11
2	12
3	14
4	16
5	20
6	21
7	23
8	25
9	29
10	30
11	32
12	34
13	38
14	41
15	43
16	47
17	49
18	50
19	52
20	56
21	58
22	61
23	65
24	67
25	70
26	74
27	76
28	83
29	85
30	89
31	92
32	94
33	98
34	111
35	203
36	205
37	230
38	250
39	302
40	320
41	502
42	520

[11, 12, 14, 16, 20, 21, 23, 25, 29, 30, 32, 34, 38, 41, 43, 47, 49, 50, 52, 56, 58, 61, 65, 67, 70, 74, 76, 83, 85, 89, 92, 94, 98, 111, 203, 205, 230, 250, 302, 320, 502, 520]

cp's OEIS Frontend

A227823 Numbers n with property that each sum of any k-subsequence of digits of n with k>=2 is prime.

Table of values

List of values

n	a(n)
1	11
2	12
3	14
4	16
5	20
6	21
7	23
8	25
9	29
10	30
11	32
12	34
13	38
14	41
15	43
16	47
17	49
18	50
19	52
20	56
21	58
22	61
23	65
24	67
25	70
26	74
27	76
28	83
29	85
30	89
31	92
32	94
33	98
34	111
35	203
36	205
37	230
38	250
39	302
40	320
41	502
42	520

n	a(n)
1	11
2	12
3	14
4	16
5	20
6	21
7	23
8	25
9	29
10	30
11	32
12	34
13	38
14	41
15	43
16	47
17	49
18	50
19	52
20	56
21	58
22	61
23	65
24	67
25	70
26	74
27	76
28	83
29	85
30	89
31	92
32	94
33	98
34	111
35	203
36	205
37	230
38	250
39	302
40	320
41	502
42	520

n	a(n)
1	11
2	12
3	14
4	16
5	20
6	21
7	23
8	25
9	29
10	30
11	32
12	34
13	38
14	41
15	43
16	47
17	49
18	50
19	52
20	56
21	58
22	61
23	65
24	67
25	70
26	74
27	76
28	83
29	85
30	89
31	92
32	94
33	98
34	111
35	203
36	205
37	230
38	250
39	302
40	320
41	502
42	520