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.

A273756 Least p for which min { x >= 0 | p + (2n+1)*x + x^2 is composite } reaches the (local) maximum given in A273770.

Table of values

n a(n)
0 41
1 43
2 47
3 53
4 61
5 71
6 83
7 97
8 113
9 131
10 151
11 173
12 197
13 223
14 251
15 281
16 313
17 347
18 383
19 421
20 461
21 503
22 547
23 593
24 641
25 691
26 743
27 797
28 73303
29 73361
30 73421
31 73483
32 3443897
33 3071069
34 3071137
35 15949847
36 76553693
37 365462323
38 365462399
39 2204597
40 9721
41 1842719
42 246407633
43 246407719
44 246407807
45 246407897
46 246407989

List of values

[41, 43, 47, 53, 61, 71, 83, 97, 113, 131, 151, 173, 197, 223, 251, 281, 313, 347, 383, 421, 461, 503, 547, 593, 641, 691, 743, 797, 73303, 73361, 73421, 73483, 3443897, 3071069, 3071137, 15949847, 76553693, 365462323, 365462399, 2204597, 9721, 1842719, 246407633, 246407719, 246407807, 246407897, 246407989]