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 A201097 Number of nX4 0..7 arrays with every row and column nondecreasing rightwards and downwards, and the number of instances of each value within one of each other 1

%I

%S 70,14,10423,2490,905695,89311,31885648,2647438,656371640,36544193,

%T 9299512195,511681129,98676369362,4102057023,799144327565,32799089454,

%U 5440609981711,190811885180,31312173195234,1071156563658,156356946333786

%N Number of nX4 0..7 arrays with every row and column nondecreasing rightwards and downwards, and the number of instances of each value within one of each other

%C Column 4 of A201101

%H R. H. Hardin, <a href="/A201097/b201097.txt">Table of n, a(n) for n = 1..26</a>

%e Some solutions for n=4

%e ..0..0..2..4....0..0..2..3....0..1..1..2....0..1..2..3....0..1..4..5

%e ..1..1..2..5....1..2..3..4....0..2..3..4....0..2..3..5....0..2..4..5

%e ..3..4..6..7....1..4..6..7....3..5..6..7....1..4..5..7....1..3..6..7

%e ..3..5..6..7....5..5..6..7....4..5..6..7....4..6..6..7....2..3..6..7

%K nonn

%O 1,1

%A _R. H. Hardin_ Nov 26 2011

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Last modified March 30 13:36 EDT 2023. Contains 361620 sequences. (Running on oeis4.)