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.

A333664 Numbers k such that k + 2, k^2 + 2^2, k^4 + 2^4, k^8 + 2^8, k^16 + 2^16 and k^32 + 2^32 are primes.

Table of values

n a(n)
1 2321204055
2 5231769977
3 9913873697
4 20866771125
5 31610423987
6 32781538517
7 36537262157
8 40472098305
9 55135116465
10 58852670687
11 59789331177
12 74514337967
13 78206135657
14 92237967447
15 96154659567
16 96567686195
17 106053318825
18 121476304065
19 174983141235
20 196311688647
21 200394128147
22 220092205085
23 222433800045
24 236131373415
25 248686299537

List of values

[2321204055, 5231769977, 9913873697, 20866771125, 31610423987, 32781538517, 36537262157, 40472098305, 55135116465, 58852670687, 59789331177, 74514337967, 78206135657, 92237967447, 96154659567, 96567686195, 106053318825, 121476304065, 174983141235, 196311688647, 200394128147, 220092205085, 222433800045, 236131373415, 248686299537]

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

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