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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.

A305827 Beastly primes with beastly prime indices, i.e., primes p such that both the decimal representation of p and the decimal representation of the index of p in A000040 contain the substring "666".

Table of values

n a(n)
1 836663
2 1266611
3 5466607
4 10036661
5 10856669
6 13006667
7 17206667
8 17256667
9 18256669
10 19666271
11 22466603
12 22466617
13 22466621
14 22466623
15 22466629
16 26036663
17 26668007
18 26716667
19 30666001
20 34876661
21 36668171
22 39666181
23 39876667
24 40666103
25 41666969
26 42666667

List of values

[836663, 1266611, 5466607, 10036661, 10856669, 13006667, 17206667, 17256667, 18256669, 19666271, 22466603, 22466617, 22466621, 22466623, 22466629, 26036663, 26668007, 26716667, 30666001, 34876661, 36668171, 39666181, 39876667, 40666103, 41666969, 42666667]

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

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