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.

A183178 Numbers k such that 7*(10^(2*k+1)-1)/9 - 5*10^k is prime.

Table of values

n a(n)
1 0
2 1
3 3
4 7
5 10
6 12
7 480
8 949
9 1945
10 7548
11 8923

List of values

[0, 1, 3, 7, 10, 12, 480, 949, 1945, 7548, 8923]