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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.

A077718 Primes which can be expressed as sum of distinct powers of 4.

Table of values

n a(n)
1 5
2 17
3 257
4 277
5 337
6 1093
7 1109
8 1297
9 1301
10 1361
11 4177
12 4357
13 4373
14 4421
15 5189
16 5381
17 5393
18 5441
19 16453
20 16657
21 16661
22 17477
23 17489
24 17669
25 17681
26 17729
27 17749
28 20549
29 20753
30 21521
31 21569
32 21589
33 21841
34 65537
35 65557
36 65617
37 65809
38 66629

List of values

[5, 17, 257, 277, 337, 1093, 1109, 1297, 1301, 1361, 4177, 4357, 4373, 4421, 5189, 5381, 5393, 5441, 16453, 16657, 16661, 17477, 17489, 17669, 17681, 17729, 17749, 20549, 20753, 21521, 21569, 21589, 21841, 65537, 65557, 65617, 65809, 66629]

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

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