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.

A168022 Noncomposite numbers in the eastern ray of the Ulam spiral as oriented on the March 1964 cover of Scientific American.

Table of values

n a(n)
0 1
1 2
2 11
3 53
4 127
5 233
6 541
7 743
8 977
9 1871
10 3511
11 4001
12 4523
13 5077
14 9851
15 11503
16 12377
17 14221
18 16193
19 19391
20 20521
21 21683
22 22877
23 24103
24 29327
25 30713
26 33581
27 42953
28 55343
29 57241
30 63127
31 67211
32 80231
33 84827
34 91961
35 101921
36 104491
37 123377

List of values

[1, 2, 11, 53, 127, 233, 541, 743, 977, 1871, 3511, 4001, 4523, 5077, 9851, 11503, 12377, 14221, 16193, 19391, 20521, 21683, 22877, 24103, 29327, 30713, 33581, 42953, 55343, 57241, 63127, 67211, 80231, 84827, 91961, 101921, 104491, 123377]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.