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.

A267971 Number of nX3 0..3 arrays with every repeated value in every row greater than or equal to, and in every column greater than, the previous repeated value.

Table of values

n a(n)
1 64
2 4096
3 216000
4 10941048
5 519718464
6 23689358848
7 1040125019968
8 44297983526887
9 1837365396992000
10 74486671360299008
11 2959536976199968256
12 115510695146966939968
13 4436989542752316253696
14 167999383203780355895296

List of values

[64, 4096, 216000, 10941048, 519718464, 23689358848, 1040125019968, 44297983526887, 1837365396992000, 74486671360299008, 2959536976199968256, 115510695146966939968, 4436989542752316253696, 167999383203780355895296]

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

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