A015787 - cp's OEIS frontend

A015787 Numbers n such that phi(n) + 8 | sigma(n + 8), where phi = A000010 and sigma = A000203.

n	a(n)
1	2
2	18
3	22
4	34
5	46
6	48
7	58
8	94
9	106
10	132
11	150
12	166
13	178
14	180
15	187
16	214
17	274
18	346
19	358
20	394
21	448
22	466
23	488
24	526
25	550
26	562
27	616
28	624
29	634
30	660
31	664
32	744
33	756
34	772
35	778
36	782
37	790
38	798
39	884
40	886
41	898
42	934
43	1138
44	1174
45	1186
46	1354
47	1366
48	1438
49	1618

[2, 18, 22, 34, 46, 48, 58, 94, 106, 132, 150, 166, 178, 180, 187, 214, 274, 346, 358, 394, 448, 466, 488, 526, 550, 562, 616, 624, 634, 660, 664, 744, 756, 772, 778, 782, 790, 798, 884, 886, 898, 934, 1138, 1174, 1186, 1354, 1366, 1438, 1618]

cp's OEIS Frontend

A015787 Numbers n such that phi(n) + 8 | sigma(n + 8), where phi = A000010 and sigma = A000203.

Table of values

List of values