A181453 - cp's OEIS frontend

A181453 Numbers k such that 19 is the largest prime factor of k^2 - 1.

n	a(n)
1	18
2	20
3	37
4	39
5	56
6	77
7	113
8	134
9	151
10	153
11	170
12	191
13	246
14	265
15	305
16	324
17	341
18	362
19	379
20	417
21	419
22	571
23	626
24	647
25	664
26	685
27	721
28	799
29	911
30	951
31	989
32	1025
33	1616
34	1937
35	2431
36	2661
37	2889
38	3041
39	3079
40	3212
41	3457
42	3970
43	4751
44	4863
45	5851
46	6271
47	6499
48	8399
49	11551
50	11857

[18, 20, 37, 39, 56, 77, 113, 134, 151, 153, 170, 191, 246, 265, 305, 324, 341, 362, 379, 417, 419, 571, 626, 647, 664, 685, 721, 799, 911, 951, 989, 1025, 1616, 1937, 2431, 2661, 2889, 3041, 3079, 3212, 3457, 3970, 4751, 4863, 5851, 6271, 6499, 8399, 11551, 11857]

cp's OEIS Frontend

A181453 Numbers k such that 19 is the largest prime factor of k^2 - 1.

Table of values

List of values