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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.

A337648 Odd primes p such that the first term in A336957 that is divisible by p is 2*p.

Table of values

n a(n)
1 3
2 19
3 59
4 73
5 83
6 89
7 127
8 131
9 137
10 149
11 151
12 157
13 163
14 193
15 223
16 227
17 229
18 239
19 241
20 251
21 257
22 263
23 269
24 271
25 277
26 281
27 283
28 293
29 307
30 311
31 313
32 317
33 331
34 337
35 347
36 349
37 353
38 359
39 373
40 379
41 383
42 389
43 397
44 401
45 409
46 419
47 421
48 431
49 433
50 439
51 443
52 449
53 457
54 461
55 463
56 467
57 479
58 487
59 491

List of values

[3, 19, 59, 73, 83, 89, 127, 131, 137, 149, 151, 157, 163, 193, 223, 227, 229, 239, 241, 251, 257, 263, 269, 271, 277, 281, 283, 293, 307, 311, 313, 317, 331, 337, 347, 349, 353, 359, 373, 379, 383, 389, 397, 401, 409, 419, 421, 431, 433, 439, 443, 449, 457, 461, 463, 467, 479, 487, 491]

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

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