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

%I #5 Aug 11 2014 22:45:51

%S 86,1915,20214,164514,1258372,9829605,80083648,677557164,5882182248,

%T 51821072499,459888653374,4094603418389,36504683598749,

%U 325625769512292,2905345619322972,25926555852863165,231390081746732292

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

%C Column 5 of A224310

%H R. H. Hardin, <a href="/A224307/b224307.txt">Table of n, a(n) for n = 1..210</a>

%H R. H. Hardin, <a href="/A224307/a224307.txt">Empirical recurrence of order 61</a>

%F Empirical recurrence of order 61 (see link above)

%e Some solutions for n=3

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

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

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

%K nonn

%O 1,1

%A _R. H. Hardin_ Apr 03 2013