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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.

A180513 Lunar squares n that can be written as n = i*i in more than one way.

Table of values

n a(n)
1 111111111
2 111111112
3 111111113
4 111111114
5 111111115
6 111111116
7 111111117
8 111111118
9 111111119
10 111111211
11 111111222
12 111111223
13 111111224
14 111111225
15 111111226
16 111111227
17 111111228
18 111111229
19 111111311
20 111111322
21 111111333
22 111111334
23 111111335
24 111111336
25 111111337
26 111111338
27 111111339
28 111111411
29 111111422
30 111111433
31 111111444
32 111111445
33 111111446
34 111111447
35 111111448
36 111111449
37 111111511
38 111111522

List of values

[111111111, 111111112, 111111113, 111111114, 111111115, 111111116, 111111117, 111111118, 111111119, 111111211, 111111222, 111111223, 111111224, 111111225, 111111226, 111111227, 111111228, 111111229, 111111311, 111111322, 111111333, 111111334, 111111335, 111111336, 111111337, 111111338, 111111339, 111111411, 111111422, 111111433, 111111444, 111111445, 111111446, 111111447, 111111448, 111111449, 111111511, 111111522]

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

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