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.

A087607 Primes arising in A087606, or 0 if A087606(k) = 0.

Table of values

n a(n)
1 19
2 229
3 0
4 11119
5 111119
6 0
7 11111119
8 11111111111111119
9 0
10 646464646464646464649
11 555555555559
12 0
13 22222222222229
14 31313131313131313131313131319
15 0
16 11111111111111119
17 555555555555555559
18 0
19 101010101010101010101010101010101010109

List of values

[19, 229, 0, 11119, 111119, 0, 11111119, 11111111111111119, 0, 646464646464646464649, 555555555559, 0, 22222222222229, 31313131313131313131313131319, 0, 11111111111111119, 555555555555555559, 0, 101010101010101010101010101010101010109]

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

Content is available under The OEIS End-User License Agreement.