A232134 Number of (n+1)X(5+1) 0..2 arrays with no element equal to a strict majority of its horizontal and antidiagonal neighbors, with values 0..2 introduced in row major order

6468, 2616952, 1063744484, 433383414596, 176569302110496, 71938229899528156, 29309235951462780764, 11941235467361717495452, 4865125280955877875502856, 1982160394270679198811981452, 807576290792538717988018624964

Offset

1,1

Comments

Column 5 of A232137

Links

R. H. Hardin, Table of n, a(n) for n = 1..210

Formula

Empirical: a(n) = 561*a(n-1) -73140*a(n-2) +4741713*a(n-3) -189590243*a(n-4) +5166741030*a(n-5) -101404015378*a(n-6) +1481747635516*a(n-7) -16476516135731*a(n-8) +141802609562487*a(n-9) -960379067630908*a(n-10) +5207827691109751*a(n-11) -22965923908030370*a(n-12) +83424252857795943*a(n-13) -252125730302308846*a(n-14) +638719837675651150*a(n-15) -1364105336060855188*a(n-16) +2468073823021873449*a(n-17) -3803666086866956608*a(n-18) +5031007274209568576*a(n-19) -5774992822154852288*a(n-20) +5840357323644746240*a(n-21) -5289580945576167424*a(n-22) +4336919045252018176*a(n-23) -3211173022706860032*a(n-24) +2114909947423555584*a(n-25) -1214396287189254144*a(n-26) +594076082478514176*a(n-27) -239111167128109056*a(n-28) +75437217383710720*a(n-29) -17717117784686592*a(n-30) +2944599513366528*a(n-31) -325009838964736*a(n-32) +21251498180608*a(n-33) -618475290624*a(n-34) for n>36

Example

Some solutions for n=1
..0..1..2..0..2..2....0..1..2..1..2..0....0..1..0..0..2..0....0..1..0..2..1..0
..2..0..1..0..0..2....2..0..1..0..2..0....2..1..1..0..2..0....2..0..1..2..2..0

Crossrefs

Sequence in context: A166223 A206538 A288083 * A318629 A213117 A232410

Adjacent sequences: A232131 A232132 A232133 * A232135 A232136 A232137

Keyword

nonn

Author

R. H. Hardin, Nov 19 2013

Status

approved