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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.

A370488 a(n) is the smallest integer k such that the average deviation of previous terms and k is an integer, where a(n) > a(n - 1) and a(1) = 1.

Table of values

n a(n)
1 1
2 3
3 11
4 13
5 57
6 65
7 95
8 99
9 124
10 132
11 159
12 165
13 246
14 265
15 335
16 342
17 353
18 397
19 406
20 422
21 426
22 482
23 876
24 1018
25 1383
26 1641
27 1689
28 1731
29 2376
30 2433
31 3149
32 3202
33 3294
34 3822
35 4068
36 4077
37 4192
38 4274
39 4554
40 4575
41 4712
42 5368
43 6283
44 6303
45 7997
46 8226
47 9815
48 10696
49 12273
50 12325
51 12764
52 12868

List of values

[1, 3, 11, 13, 57, 65, 95, 99, 124, 132, 159, 165, 246, 265, 335, 342, 353, 397, 406, 422, 426, 482, 876, 1018, 1383, 1641, 1689, 1731, 2376, 2433, 3149, 3202, 3294, 3822, 4068, 4077, 4192, 4274, 4554, 4575, 4712, 5368, 6283, 6303, 7997, 8226, 9815, 10696, 12273, 12325, 12764, 12868]