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.

A136603 Positive numbers having a unique representation by inserting minus and plus-signs in 123456789.

Table of values

n a(n)
1 176
2 191
3 194
4 196
5 209
6 213
7 215
8 217
9 223
10 237
11 253
12 259
13 263
14 272
15 274
16 275
17 289
18 290
19 292
20 293
21 295
22 305
23 307
24 308
25 353
26 361
27 367
28 379
29 380
30 381
31 382
32 386
33 392
34 399
35 401
36 405
37 415
38 416
39 418
40 419
41 427
42 443
43 461
44 463
45 467
46 475
47 477
48 479
49 481
50 490
51 491

List of values

[176, 191, 194, 196, 209, 213, 215, 217, 223, 237, 253, 259, 263, 272, 274, 275, 289, 290, 292, 293, 295, 305, 307, 308, 353, 361, 367, 379, 380, 381, 382, 386, 392, 399, 401, 405, 415, 416, 418, 419, 427, 443, 461, 463, 467, 475, 477, 479, 481, 490, 491]