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.

A068286 1/7 the number of colorings of an n X n staggered hexagonal array with 7 colors.

Table of values

n a(n)
1 1
2 150
3 390750
4 17684490750
5 13905331460469750
6 189961376944305892137750
7 45086270412704540409445089549750
8 185916670055945278226619825124072763091750
9 13319483009963134380534870853035913218901916338644750

List of values

[1, 150, 390750, 17684490750, 13905331460469750, 189961376944305892137750, 45086270412704540409445089549750, 185916670055945278226619825124072763091750, 13319483009963134380534870853035913218901916338644750]

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

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