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.

A073100 Denominator of b(n) = n * Sum_{k=2^n..2^(n+1)-1} (-1)^k/k.

Table of values

n a(n)
1 6
2 210
3 120120
4 18050444111700
5 118226688410282226751136160
6 1112813007583117631616979100370019711878239390670756000
7 1191035057635417333689929196555456096447880322064975132139675263681349241137859495385119040334214863238544000

List of values

[6, 210, 120120, 18050444111700, 118226688410282226751136160, 1112813007583117631616979100370019711878239390670756000, 1191035057635417333689929196555456096447880322064975132139675263681349241137859495385119040334214863238544000]

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

Content is available under The OEIS End-User License Agreement.