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.

A257498 Numbers n such that the decimal expansions of both n and n^2 have 3 as the digit with the smallest value and 8 as the digit with the largest value.

Table of values

n a(n)
1 7378
2 66834
3 67438
4 67738
5 73874
6 86356
7 577378
8 577438
9 586374
10 658388
11 666834
12 667438
13 676438
14 683874
15 683876
16 684438
17 688374
18 738474
19 738538
20 743878
21 744538
22 744738
23 747378
24 747438
25 763844
26 764438
27 765738
28 766384
29 863388
30 863474
31 873874
32 874378
33 875434

List of values

[7378, 66834, 67438, 67738, 73874, 86356, 577378, 577438, 586374, 658388, 666834, 667438, 676438, 683874, 683876, 684438, 688374, 738474, 738538, 743878, 744538, 744738, 747378, 747438, 763844, 764438, 765738, 766384, 863388, 863474, 873874, 874378, 875434]