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.

A191474 Smallest prime q such that q + prime(n) is a power of 2.

Table of values

n a(n)
1 2
2 5
3 3
4 549755813881
5 5
6 3
7 47
8 13
9 41
10 3
11 97
12 2011
13 23
14 536870869
15 17
16 11
17 5
18 3
19 61
20 953
21 439
22 433
23 173
24 167
25 31
26 67108763
27 409
28 149
29 19
30 911
31 140737488355201
32 16253
33 887
34 373
35 107
36 2147483497
37 32611
38 349
39 89
40 83
41 3917
42 331
43 16193
44 2096959
45 59
46 313
47 33554221

List of values

[2, 5, 3, 549755813881, 5, 3, 47, 13, 41, 3, 97, 2011, 23, 536870869, 17, 11, 5, 3, 61, 953, 439, 433, 173, 167, 31, 67108763, 409, 149, 19, 911, 140737488355201, 16253, 887, 373, 107, 2147483497, 32611, 349, 89, 83, 3917, 331, 16193, 2096959, 59, 313, 33554221]

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

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