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.

A269958 Number of tilings of an 8 X 3n rectangle using 8n trominoes of any shape.

Table of values

n a(n)
0 1
1 1173
2 5271923
3 30860212081
4 193553900967497
5 1235348565576072999
6 7918615596845276941783
7 50812059004074711375396005
8 326133836808482000144440191279
9 2093399184722452211913343015136793
10 13437387174568575272118729720355720407

List of values

[1, 1173, 5271923, 30860212081, 193553900967497, 1235348565576072999, 7918615596845276941783, 50812059004074711375396005, 326133836808482000144440191279, 2093399184722452211913343015136793, 13437387174568575272118729720355720407]

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

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