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.

A061873 Numbers n such that |first digit - second digit + third digit - fourth digit ...| = 4.

Table of values

n a(n)
1 4
2 15
3 26
4 37
5 40
6 48
7 51
8 59
9 62
10 73
11 84
12 95
13 103
14 114
15 125
16 136
17 147
18 150
19 158
20 161
21 169
22 172
23 183
24 194
25 202
26 213
27 224
28 235
29 246
30 257
31 260
32 268
33 271
34 279
35 282
36 293
37 301
38 312
39 323
40 334
41 345
42 356
43 367
44 370
45 378
46 381
47 389
48 392
49 400
50 411
51 422
52 433
53 444
54 455

List of values

[4, 15, 26, 37, 40, 48, 51, 59, 62, 73, 84, 95, 103, 114, 125, 136, 147, 150, 158, 161, 169, 172, 183, 194, 202, 213, 224, 235, 246, 257, 260, 268, 271, 279, 282, 293, 301, 312, 323, 334, 345, 356, 367, 370, 378, 381, 389, 392, 400, 411, 422, 433, 444, 455]