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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.

A235719 Squares which have one or more occurrences of exactly four different digits.

Table of values

n a(n)
1 1024
2 1089
3 1296
4 1369
5 1764
6 1849
7 1936
8 2304
9 2401
10 2601
11 2704
12 2809
13 2916
14 3025
15 3249
16 3481
17 3721
18 4096
19 4356
20 4761
21 5041
22 5184
23 5329
24 5476
25 6084
26 6241
27 6724
28 7056
29 7396
30 7569
31 7921
32 8649
33 9025
34 9216
35 9604
36 9801
37 10609
38 10816
39 11025
40 11236
41 12544
42 12996

List of values

[1024, 1089, 1296, 1369, 1764, 1849, 1936, 2304, 2401, 2601, 2704, 2809, 2916, 3025, 3249, 3481, 3721, 4096, 4356, 4761, 5041, 5184, 5329, 5476, 6084, 6241, 6724, 7056, 7396, 7569, 7921, 8649, 9025, 9216, 9604, 9801, 10609, 10816, 11025, 11236, 12544, 12996]

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

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