A112037 - cp's OEIS frontend

A112037 Go through all of the primes p and for each one, factor p-1 into primes. List the primes in order of their first appearance in the p-1 factorizations.

n	a(n)
2	2
3	3
4	5
5	11
6	7
7	23
8	13
9	29
10	41
11	17
12	53
13	37
14	83
15	43
16	89
17	19
18	113
19	131
20	67
21	47
22	73
23	31
24	79
25	173
26	179
27	61
28	191
29	97
30	233
31	239
32	251
33	127
34	139
35	281
36	71
37	293
38	101
39	103
40	107
41	163
42	59
43	359
44	193
45	199
46	137
47	419
48	431
49	443
50	151
51	491
52	509
53	181
54	109
55	277
56	593
57	149
58	307
59	641
60	653

[2, 3, 5, 11, 7, 23, 13, 29, 41, 17, 53, 37, 83, 43, 89, 19, 113, 131, 67, 47, 73, 31, 79, 173, 179, 61, 191, 97, 233, 239, 251, 127, 139, 281, 71, 293, 101, 103, 107, 163, 59, 359, 193, 199, 137, 419, 431, 443, 151, 491, 509, 181, 109, 277, 593, 149, 307, 641, 653]

cp's OEIS Frontend

A112037 Go through all of the primes p and for each one, factor p-1 into primes. List the primes in order of their first appearance in the p-1 factorizations.

Table of values

List of values

n	a(n)
2	2
3	3
4	5
5	11
6	7
7	23
8	13
9	29
10	41
11	17
12	53
13	37
14	83
15	43
16	89
17	19
18	113
19	131
20	67
21	47
22	73
23	31
24	79
25	173
26	179
27	61
28	191
29	97
30	233
31	239
32	251
33	127
34	139
35	281
36	71
37	293
38	101
39	103
40	107
41	163
42	59
43	359
44	193
45	199
46	137
47	419
48	431
49	443
50	151
51	491
52	509
53	181
54	109
55	277
56	593
57	149
58	307
59	641
60	653

n	a(n)
2	2
3	3
4	5
5	11
6	7
7	23
8	13
9	29
10	41
11	17
12	53
13	37
14	83
15	43
16	89
17	19
18	113
19	131
20	67
21	47
22	73
23	31
24	79
25	173
26	179
27	61
28	191
29	97
30	233
31	239
32	251
33	127
34	139
35	281
36	71
37	293
38	101
39	103
40	107
41	163
42	59
43	359
44	193
45	199
46	137
47	419
48	431
49	443
50	151
51	491
52	509
53	181
54	109
55	277
56	593
57	149
58	307
59	641
60	653

n	a(n)
2	2
3	3
4	5
5	11
6	7
7	23
8	13
9	29
10	41
11	17
12	53
13	37
14	83
15	43
16	89
17	19
18	113
19	131
20	67
21	47
22	73
23	31
24	79
25	173
26	179
27	61
28	191
29	97
30	233
31	239
32	251
33	127
34	139
35	281
36	71
37	293
38	101
39	103
40	107
41	163
42	59
43	359
44	193
45	199
46	137
47	419
48	431
49	443
50	151
51	491
52	509
53	181
54	109
55	277
56	593
57	149
58	307
59	641
60	653