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.

A128833 Number of n-tuples where each entry is chosen from the subsets of {1,2,3,4,5} such that the intersection of all n entries is empty.

Table of values

n a(n)
1 1
2 243
3 16807
4 759375
5 28629151
6 992436543
7 33038369407
8 1078203909375
9 34842114263551
10 1120413075641343
11 35940921946155007
12 1151514816750309375
13 36870975646169341951
14 1180231376725002502143
15 37773167607267111108607

List of values

[1, 243, 16807, 759375, 28629151, 992436543, 33038369407, 1078203909375, 34842114263551, 1120413075641343, 35940921946155007, 1151514816750309375, 36870975646169341951, 1180231376725002502143, 37773167607267111108607]