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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.

A243905 Multiplicative order of 2 modulo prime(n)^2 for n >= 2.

Table of values

n a(n)
2 6
3 20
4 21
5 110
6 156
7 136
8 342
9 253
10 812
11 155
12 1332
13 820
14 602
15 1081
16 2756
17 3422
18 3660
19 4422
20 2485
21 657
22 3081
23 6806
24 979
25 4656
26 10100
27 5253
28 11342
29 3924
30 3164
31 889
32 17030
33 9316
34 19182
35 22052
36 2265
37 8164
38 26406
39 13861
40 29756
41 31862
42 32580
43 18145
44 18528
45 38612

List of values

[6, 20, 21, 110, 156, 136, 342, 253, 812, 155, 1332, 820, 602, 1081, 2756, 3422, 3660, 4422, 2485, 657, 3081, 6806, 979, 4656, 10100, 5253, 11342, 3924, 3164, 889, 17030, 9316, 19182, 22052, 2265, 8164, 26406, 13861, 29756, 31862, 32580, 18145, 18528, 38612]

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

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