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.

A181736 The number of integers in base 2n such that all digits are used exactly once (so length is 2n) and for each m<=2n the base 2n integer consisting of the first m digits is divisible by m.

Table of values

n a(n)
1 1
2 2
3 2
4 3
5 1
6 0
7 1
8 0
9 0
10 0
11 0
12 0
13 0
14 0
15 0

List of values

[1, 2, 2, 3, 1, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0]