login

Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.

A013037 as a simple table

na(n)
01
1-4
20
396
4896
5-9344
6-1723392
7-271324928
8-59548864512
9-16721045069824
10-5792347300708352
11-2434568360083357696
12-1224114312879536340992
13-726747927831228516990976

[1,-4,0,96,896,-9344,-1723392,-271324928,
 -59548864512,-16721045069824,-5792347300708352,
 -2434568360083357696,-1224114312879536340992,
 -726747927831228516990976]