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.

A264667 Number of optimal solutions to the maximal number of diagonals problem studied in A264041.

Table of values

n a(n)
1 2
2 4
3 28
4 108
5 2
6 13968
7 480
8 7914054
9 433284
10 18726123500
11 256
12 178290006448984
13 14454384
14 6631290958957860856
15 1401615406696
16 941558205279187913101914
17 1767136
18 500995759754153499284692617816
19 31163356068736
20 984452644453618816989710782436259368

List of values

[2, 4, 28, 108, 2, 13968, 480, 7914054, 433284, 18726123500, 256, 178290006448984, 14454384, 6631290958957860856, 1401615406696, 941558205279187913101914, 1767136, 500995759754153499284692617816, 31163356068736, 984452644453618816989710782436259368]

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

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