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.

A356041 Numerator of the permanent of the matrix [m(j,k)]_{j,k=0..2*n}, where m(j,k) is 1 or (j+k)/(j-k) according as j = k or not.

Table of values

n a(n)
0 1
1 -10
2 5870
3 -436619903
4 204409938157631
5 -445211270783816444430983
6 396293055917701185511708646165266818589
7 -50075241686736491417389691481681057226117081701278447
8 5775845962974711619751142332219720943292883679628990682130802753216873

List of values

[1, -10, 5870, -436619903, 204409938157631, -445211270783816444430983, 396293055917701185511708646165266818589, -50075241686736491417389691481681057226117081701278447, 5775845962974711619751142332219720943292883679628990682130802753216873]

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

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