A164837 - cp's OEIS frontend

A164837 a(n) is a prime number such that every k-digit substring ( k < n ) taken from the left, is divisible by k.

n	a(n)
1	2
2	3
3	5
4	7
5	11
6	13
7	17
8	19
9	23
10	29
11	31
12	37
13	41
14	43
15	47
16	53
17	59
18	61
19	67
20	71
21	73
22	79
23	83
24	89
25	97
26	101
27	103
28	107
29	109
30	127
31	149
32	163
33	167
34	181
35	223
36	227
37	229
38	241
39	263
40	269
41	281
42	283
43	307
44	347
45	349
46	367
47	383
48	389
49	401
50	409
51	421
52	443
53	449
54	461
55	463
56	467
57	487
58	503
59	509

[2, 3, 5, 7, 11, 13, 17, 19, 23, 29, 31, 37, 41, 43, 47, 53, 59, 61, 67, 71, 73, 79, 83, 89, 97, 101, 103, 107, 109, 127, 149, 163, 167, 181, 223, 227, 229, 241, 263, 269, 281, 283, 307, 347, 349, 367, 383, 389, 401, 409, 421, 443, 449, 461, 463, 467, 487, 503, 509]

cp's OEIS Frontend

A164837 a(n) is a prime number such that every k-digit substring ( k < n ) taken from the left, is divisible by k.

Table of values

List of values

n	a(n)
1	2
2	3
3	5
4	7
5	11
6	13
7	17
8	19
9	23
10	29
11	31
12	37
13	41
14	43
15	47
16	53
17	59
18	61
19	67
20	71
21	73
22	79
23	83
24	89
25	97
26	101
27	103
28	107
29	109
30	127
31	149
32	163
33	167
34	181
35	223
36	227
37	229
38	241
39	263
40	269
41	281
42	283
43	307
44	347
45	349
46	367
47	383
48	389
49	401
50	409
51	421
52	443
53	449
54	461
55	463
56	467
57	487
58	503
59	509

n	a(n)
1	2
2	3
3	5
4	7
5	11
6	13
7	17
8	19
9	23
10	29
11	31
12	37
13	41
14	43
15	47
16	53
17	59
18	61
19	67
20	71
21	73
22	79
23	83
24	89
25	97
26	101
27	103
28	107
29	109
30	127
31	149
32	163
33	167
34	181
35	223
36	227
37	229
38	241
39	263
40	269
41	281
42	283
43	307
44	347
45	349
46	367
47	383
48	389
49	401
50	409
51	421
52	443
53	449
54	461
55	463
56	467
57	487
58	503
59	509

n	a(n)
1	2
2	3
3	5
4	7
5	11
6	13
7	17
8	19
9	23
10	29
11	31
12	37
13	41
14	43
15	47
16	53
17	59
18	61
19	67
20	71
21	73
22	79
23	83
24	89
25	97
26	101
27	103
28	107
29	109
30	127
31	149
32	163
33	167
34	181
35	223
36	227
37	229
38	241
39	263
40	269
41	281
42	283
43	307
44	347
45	349
46	367
47	383
48	389
49	401
50	409
51	421
52	443
53	449
54	461
55	463
56	467
57	487
58	503
59	509