cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

A125772 Primes not of the form j*T_k +/- 1, where T_k is the k-th triangular number greater than 9.

Table of values

n a(n)
1 2
2 3
3 5
4 7
5 13
6 17
7 23
8 47
9 53
10 97
11 103
12 163
13 173
14 193
15 227
16 257
17 283
18 317
19 347
20 353
21 367
22 373
23 383
24 443
25 457
26 487
27 523
28 557
29 563
30 607
31 653
32 677
33 733
34 743
35 773
36 787
37 823
38 853
39 877
40 887
41 907
42 977
43 983
44 997
45 1033
46 1097
47 1163
48 1193
49 1213
50 1237
51 1277
52 1283
53 1307

List of values

[2, 3, 5, 7, 13, 17, 23, 47, 53, 97, 103, 163, 173, 193, 227, 257, 283, 317, 347, 353, 367, 373, 383, 443, 457, 487, 523, 557, 563, 607, 653, 677, 733, 743, 773, 787, 823, 853, 877, 887, 907, 977, 983, 997, 1033, 1097, 1163, 1193, 1213, 1237, 1277, 1283, 1307]