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.

A140515 Numbers n such that one of floor(10^n * Pi) or ceiling(10^n * Pi) is prime.

Table of values

n a(n)
1 0
2 1
3 5
4 11
5 18
6 37
7 601
8 1901
9 2394
10 3970
11 5826
12 16207

List of values

[0, 1, 5, 11, 18, 37, 601, 1901, 2394, 3970, 5826, 16207]