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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.

A101997 Primes of the form 16*k-1 such that 4*k-1, 8*k-1, 32*k-1 and 64*k-1 are also primes.

Table of values

n a(n)
1 719
2 214559
3 253679
4 507359
5 508559
6 1017119
7 1184399
8 1363679
9 2429279
10 3242159
11 4276799
12 4490639
13 6394799
14 6486479
15 7283999
16 7464959
17 7650719
18 7683839
19 8181359
20 8553599
21 8631599
22 8981279
23 9112319
24 9428879
25 10671119

List of values

[719, 214559, 253679, 507359, 508559, 1017119, 1184399, 1363679, 2429279, 3242159, 4276799, 4490639, 6394799, 6486479, 7283999, 7464959, 7650719, 7683839, 8181359, 8553599, 8631599, 8981279, 9112319, 9428879, 10671119]

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

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