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.

A219873 Number of tilings of a 10 X n rectangle using dominoes and straight (3 X 1) trominoes.

Table of values

n a(n)
0 1
1 7
2 506
3 58002
4 4631107
5 458901955
6 43427618185
7 4095897476480
8 392127322268846
9 37197513508819191
10 3541054185616706122
11 337034306456285944790
12 32054951461147041813900
13 3050527403495695959369072
14 290235791993563362905189432
15 27614468898770593799634611889

List of values

[1, 7, 506, 58002, 4631107, 458901955, 43427618185, 4095897476480, 392127322268846, 37197513508819191, 3541054185616706122, 337034306456285944790, 32054951461147041813900, 3050527403495695959369072, 290235791993563362905189432, 27614468898770593799634611889]

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

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