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A224350 Number of nX5 0..2 arrays with diagonals and antidiagonals unimodal and rows nondecreasing 1

%I

%S 21,441,5840,57387,495985,4231138,37433596,342170839,3178789749,

%T 29672959682,277160393375,2589242347971,24204240827093,

%U 226449704878547,2120085885822119,19857888410207651,186050078426398273

%N Number of nX5 0..2 arrays with diagonals and antidiagonals unimodal and rows nondecreasing

%C Column 5 of A224353

%H R. H. Hardin, <a href="/A224350/b224350.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A224350/a224350.txt">Empirical recurrence of order 56</a>

%F Empirical recurrence of order 56 (see link above)

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Apr 04 2013

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Last modified January 20 11:06 EST 2020. Contains 331083 sequences. (Running on oeis4.)