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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.

A268072 Number of nX5 0..3 arrays with every repeated value in every row and column unequal to the previous repeated value, and new values introduced in row-major sequential order.

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%I A268072 #3 Jan 25 2016 21:11:23
%S A268072 39,30295,18691624,12341773443,7496016439865,4526538615127374,
%T A268072 2650602668970910839,1532388103026197724943,872365742087350348504945
%N A268072 Number of nX5 0..3 arrays with every repeated value in every row and column unequal to the previous repeated value, and new values introduced in row-major sequential order.
%C A268072 Column 5 of A268073.
%e A268072 Some solutions for n=2
%e A268072 ..0..1..0..2..1....0..1..0..2..2....0..1..2..2..1....0..1..0..2..0
%e A268072 ..1..3..2..1..1....2..2..0..2..3....1..2..0..3..0....1..3..3..1..1
%Y A268072 Cf. A268073.
%K A268072 nonn
%O A268072 1,1
%A A268072 _R. H. Hardin_, Jan 25 2016

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