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.

A317248 Semiprimes which when truncated arbitrarily on either side in base 10 yield semiprimes.

Table of values

n a(n)
1 4
2 6
3 9
4 46
5 49
6 69
7 94
8 469
9 694
10 949
11 4694

List of values

[4, 6, 9, 46, 49, 69, 94, 469, 694, 949, 4694]