A358704 - cp's OEIS frontend

A358704 Numbers m such that the sum of the prime divisors and the sum of the nonprime divisors of m^2+1 are both prime.

n	a(n)
1	3
2	9
3	172
4	309
5	327
6	392
7	473
8	483
9	557
10	578
11	633
12	657
13	693
14	699
15	747
16	767
17	819
18	820
19	829
20	909
21	911
22	1007
23	1013
24	1028
25	1030
26	1057
27	1084
28	1141
29	1157
30	1186
31	1252
32	1308
33	1311
34	1382
35	1577
36	1585
37	1620
38	1682
39	1721
40	1722
41	1727
42	1749
43	1841
44	1849
45	1874
46	1972
47	2019
48	2134

[3, 9, 172, 309, 327, 392, 473, 483, 557, 578, 633, 657, 693, 699, 747, 767, 819, 820, 829, 909, 911, 1007, 1013, 1028, 1030, 1057, 1084, 1141, 1157, 1186, 1252, 1308, 1311, 1382, 1577, 1585, 1620, 1682, 1721, 1722, 1727, 1749, 1841, 1849, 1874, 1972, 2019, 2134]

cp's OEIS Frontend

A358704 Numbers m such that the sum of the prime divisors and the sum of the nonprime divisors of m^2+1 are both prime.

Table of values

List of values