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.

A155106 Numbers k such that both k and k+1 can be expressed as the sum of three distinct nonzero squares in 2 or more ways.

Table of values

n a(n)
1 89
2 125
3 149
4 154
5 165
6 173
7 181
8 185
9 194
10 209
11 217
12 221
13 229
14 233
15 237
16 241
17 245
18 248
19 249
20 250
21 269
22 273
23 274
24 275
25 281
26 285
27 293
28 296
29 301
30 305
31 308
32 309
33 314
34 317
35 321
36 325
37 329
38 333
39 338
40 341
41 344
42 345
43 346
44 349
45 353
46 354
47 355
48 356
49 360
50 361
51 365
52 369
53 370
54 373
55 376
56 377
57 381
58 385
59 389
60 392

List of values

[89, 125, 149, 154, 165, 173, 181, 185, 194, 209, 217, 221, 229, 233, 237, 241, 245, 248, 249, 250, 269, 273, 274, 275, 281, 285, 293, 296, 301, 305, 308, 309, 314, 317, 321, 325, 329, 333, 338, 341, 344, 345, 346, 349, 353, 354, 355, 356, 360, 361, 365, 369, 370, 373, 376, 377, 381, 385, 389, 392]

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

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