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.

A068270 1/20 the number of colorings of an n X n square array with 20 colors.

Table of values

n a(n)
1 1
2 6517
3 13841287219
4 9580458187250990407
5 2161111220298293067819628379911
6 158872597397775739573835110149847235229271675
7 3806290340846629510463844992746098005507806101928649895595171
8 29719114772241665792629546781476756531800106771541628945462624575440369135473679

List of values

[1, 6517, 13841287219, 9580458187250990407, 2161111220298293067819628379911, 158872597397775739573835110149847235229271675, 3806290340846629510463844992746098005507806101928649895595171, 29719114772241665792629546781476756531800106771541628945462624575440369135473679]

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

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