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.

A152274 Number of 2's among the digits of all n-digit primes.

Table of values

n a(n)
1 1
2 2
3 29
4 359
5 3515
6 35666
7 361054
8 3647203
9 36746382
10 369719841
11 3715552230
12 37310055810
13 374416981198
14 3755522785108

List of values

[1, 2, 29, 359, 3515, 35666, 361054, 3647203, 36746382, 369719841, 3715552230, 37310055810, 374416981198, 3755522785108]