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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.

A196202 a(n) = 2^(prime(n)-1) mod prime(n)^2.

Table of values

n a(n)
1 2
2 4
3 16
4 15
5 56
6 40
7 222
8 58
9 392
10 30
11 187
12 38
13 944
14 1076
15 2069
16 1909
17 473
18 2197
19 671
20 143
21 4089
22 1502
23 3985
24 535
25 5530
26 9293
27 6078
28 1392
29 7304
30 9380
31 2287
32 2228
33 7262
34 4171
35 14305
36 8457
37 12875
38 10922
39 7850
40 520
41 8951
42 26789
43 9551
44 20073
45 34476
46 26866

List of values

[2, 4, 16, 15, 56, 40, 222, 58, 392, 30, 187, 38, 944, 1076, 2069, 1909, 473, 2197, 671, 143, 4089, 1502, 3985, 535, 5530, 9293, 6078, 1392, 7304, 9380, 2287, 2228, 7262, 4171, 14305, 8457, 12875, 10922, 7850, 520, 8951, 26789, 9551, 20073, 34476, 26866]

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

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