A353062 - cp's OEIS frontend

A353062 Non-prime-powers k such that sigma(k^2) is divisible by d(k^2), where d = A000005, sigma = A000203; non-prime-powers k such that k^2 is in A003601.

n	a(n)
1	1
2	91
3	133
4	217
5	247
6	259
7	296
8	301
9	403
10	427
11	469
12	481
13	511
14	536
15	553
16	559
17	589
18	632
19	679
20	703
21	721
22	763
23	793
24	817
25	847
26	871
27	872
28	889
29	949
30	973
31	999
32	1027
33	1057
34	1099
35	1141
36	1147
37	1159
38	1208
39	1261
40	1267
41	1273
42	1304
43	1333
44	1339
45	1351
46	1387
47	1393
48	1417
49	1477

[1, 91, 133, 217, 247, 259, 296, 301, 403, 427, 469, 481, 511, 536, 553, 559, 589, 632, 679, 703, 721, 763, 793, 817, 847, 871, 872, 889, 949, 973, 999, 1027, 1057, 1099, 1141, 1147, 1159, 1208, 1261, 1267, 1273, 1304, 1333, 1339, 1351, 1387, 1393, 1417, 1477]

cp's OEIS Frontend

A353062 Non-prime-powers k such that sigma(k^2) is divisible by d(k^2), where d = A000005, sigma = A000203; non-prime-powers k such that k^2 is in A003601.

Table of values

List of values