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.

A245361 Numbers n such that (reversal of digits of n) + 1 is a square (ignoring leading zeros).

Table of values

n a(n)
1 3
2 8
3 30
4 36
5 42
6 51
7 53
8 80
9 84
10 99
11 300
12 323
13 341
14 360
15 384
16 387
17 420
18 422
19 426
20 510
21 530
22 552
23 575
24 576
25 591
26 800
27 825
28 827
29 840
30 861
31 882
32 990
33 993
34 998
35 3000
36 3032
37 3069
38 3072
39 3201
40 3230
41 3264
42 3276
43 3410
44 3441
45 3477
46 3483
47 3600
48 3633
49 3648
50 3671
51 3806

List of values

[3, 8, 30, 36, 42, 51, 53, 80, 84, 99, 300, 323, 341, 360, 384, 387, 420, 422, 426, 510, 530, 552, 575, 576, 591, 800, 825, 827, 840, 861, 882, 990, 993, 998, 3000, 3032, 3069, 3072, 3201, 3230, 3264, 3276, 3410, 3441, 3477, 3483, 3600, 3633, 3648, 3671, 3806]