A332446 - cp's OEIS frontend

A332446 Numbers k for which A087808(sigma(k)) is equal to A087808(2*k).

n	a(n)
1	3
2	6
3	11
4	19
5	28
6	43
7	59
8	67
9	83
10	107
11	131
12	139
13	163
14	179
15	211
16	216
17	227
18	251
19	267
20	283
21	286
22	307
23	331
24	347
25	379
26	419
27	443
28	467
29	491
30	496
31	499
32	523
33	547
34	563
35	571
36	587
37	598
38	619
39	643
40	659
41	683
42	691
43	726
44	739
45	787
46	811
47	827
48	859
49	883
50	907
51	947
52	971
53	1019
54	1051
55	1091
56	1123
57	1163
58	1171
59	1187
60	1259
61	1283
62	1291
63	1307
64	1427
65	1451

[3, 6, 11, 19, 28, 43, 59, 67, 83, 107, 131, 139, 163, 179, 211, 216, 227, 251, 267, 283, 286, 307, 331, 347, 379, 419, 443, 467, 491, 496, 499, 523, 547, 563, 571, 587, 598, 619, 643, 659, 683, 691, 726, 739, 787, 811, 827, 859, 883, 907, 947, 971, 1019, 1051, 1091, 1123, 1163, 1171, 1187, 1259, 1283, 1291, 1307, 1427, 1451]

cp's OEIS Frontend

A332446 Numbers k for which A087808(sigma(k)) is equal to A087808(2*k).

Table of values

List of values