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.

A180450 Primes of the form floor( (k^sqrt(2) + k)/sqrt(2) ).

Table of values

n a(n)
1 3
2 5
3 7
4 13
5 19
6 43
7 67
8 71
9 89
10 103
11 107
12 127
13 137
14 163
15 191
16 311
17 317
18 337
19 383
20 397
21 431
22 547
23 569
24 577
25 599
26 607
27 653
28 661
29 677
30 701
31 709
32 733
33 757
34 823
35 857
36 977
37 1021
38 1039
39 1129
40 1193
41 1249
42 1277
43 1381
44 1459
45 1699
46 1709
47 1823
48 1949
49 2099
50 2131
51 2153
52 2521
53 2647

List of values

[3, 5, 7, 13, 19, 43, 67, 71, 89, 103, 107, 127, 137, 163, 191, 311, 317, 337, 383, 397, 431, 547, 569, 577, 599, 607, 653, 661, 677, 701, 709, 733, 757, 823, 857, 977, 1021, 1039, 1129, 1193, 1249, 1277, 1381, 1459, 1699, 1709, 1823, 1949, 2099, 2131, 2153, 2521, 2647]