A373903 - cp's OEIS frontend

A373903 Numbers k such that k^2 - 1 has fewer divisors than k^2 + 1.

n	a(n)
1	18
2	72
3	132
4	138
5	182
6	192
7	228
8	242
9	268
10	278
11	282
12	327
13	348
14	360
15	378
16	382
17	408
18	418
19	432
20	438
21	618
22	632
23	642
24	660
25	682
26	684
27	693
28	718
29	772
30	788
31	798
32	822
33	843
34	858
35	882
36	918
37	948
38	957
39	1032
40	1048
41	1068
42	1092
43	1113
44	1118
45	1143
46	1152
47	1227
48	1228
49	1230
50	1282
51	1292

[18, 72, 132, 138, 182, 192, 228, 242, 268, 278, 282, 327, 348, 360, 378, 382, 408, 418, 432, 438, 618, 632, 642, 660, 682, 684, 693, 718, 772, 788, 798, 822, 843, 858, 882, 918, 948, 957, 1032, 1048, 1068, 1092, 1113, 1118, 1143, 1152, 1227, 1228, 1230, 1282, 1292]

cp's OEIS Frontend

A373903 Numbers k such that k^2 - 1 has fewer divisors than k^2 + 1.

Table of values

List of values