A351537 - cp's OEIS frontend

A351537 Odd numbers k for which sigma(k) is congruent to 2 modulo 4 and is not a multiple of 3.

n	a(n)
1	13
2	37
3	61
4	73
5	97
6	109
7	117
8	157
9	181
10	193
11	229
12	241
13	277
14	313
15	325
16	333
17	337
18	349
19	373
20	397
21	409
22	421
23	433
24	457
25	541
26	549
27	577
28	601
29	613
30	657
31	661
32	673
33	709
34	733
35	757
36	769
37	829
38	853
39	873
40	877
41	925
42	937
43	981
44	997
45	1009
46	1021
47	1033
48	1053
49	1069
50	1093
51	1117
52	1129
53	1153
54	1201
55	1213
56	1237
57	1249
58	1297
59	1321
60	1381
61	1413

[13, 37, 61, 73, 97, 109, 117, 157, 181, 193, 229, 241, 277, 313, 325, 333, 337, 349, 373, 397, 409, 421, 433, 457, 541, 549, 577, 601, 613, 657, 661, 673, 709, 733, 757, 769, 829, 853, 873, 877, 925, 937, 981, 997, 1009, 1021, 1033, 1053, 1069, 1093, 1117, 1129, 1153, 1201, 1213, 1237, 1249, 1297, 1321, 1381, 1413]

cp's OEIS Frontend

A351537 Odd numbers k for which sigma(k) is congruent to 2 modulo 4 and is not a multiple of 3.

Table of values

List of values