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.

A033870 Divisors = 1 (mod 4) of Descartes's 198585576189.

Table of values

n a(n)
1 1
2 9
3 13
4 21
5 33
6 49
7 57
8 61
9 77
10 117
11 121
12 133
13 169
14 209
15 273
16 361
17 429
18 441
19 549
20 637
21 693
22 741
23 793
24 1001
25 1089
26 1197
27 1281
28 1521
29 1573
30 1617
31 1729
32 1881
33 2013
34 2541
35 2717
36 2793
37 2989
38 3249
39 3477
40 3549
41 4389
42 4693
43 4697
44 5577
45 5733
46 5929

List of values

[1, 9, 13, 21, 33, 49, 57, 61, 77, 117, 121, 133, 169, 209, 273, 361, 429, 441, 549, 637, 693, 741, 793, 1001, 1089, 1197, 1281, 1521, 1573, 1617, 1729, 1881, 2013, 2541, 2717, 2793, 2989, 3249, 3477, 3549, 4389, 4693, 4697, 5577, 5733, 5929]

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

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