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A239191 Number of n X 5 0..4 arrays with no element equal to the sum of elements to its left or the sum of elements above it, modulo 5. 1

%I #6 Dec 27 2023 12:30:12

%S 416,136684,47885992,16147220164,5513429365240,1872818978720764,

%T 637384123700005952,216766214761274933980,73739429314877219107168,

%U 25082099946912055190524704,8531874448158275888123451964

%N Number of n X 5 0..4 arrays with no element equal to the sum of elements to its left or the sum of elements above it, modulo 5.

%C Column 5 of A239194.

%H R. H. Hardin, <a href="/A239191/b239191.txt">Table of n, a(n) for n = 1..210</a>

%e Some solutions for n=2

%e ..3..1..3..4..4....1..4..4..1..3....1..3..2..3..1....3..1..3..4..4

%e ..1..2..1..0..2....3..0..0..0..2....2..0..3..2..0....1..2..2..1..2

%Y Cf. A239194.

%K nonn

%O 1,1

%A _R. H. Hardin_, Mar 11 2014

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Last modified June 24 19:44 EDT 2024. Contains 373690 sequences. (Running on oeis4.)