A237762 T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with the (lower) medians of each row unequal to its neighbors and each column equal to its neighbors

852, 8820, 18816, 76212, 357444, 398808, 893252, 16126704, 43136424, 7182984, 7646868, 300701196, 4029582168, 2003366400, 176193480, 94304468, 14468118864, 488586817208, 603128988936, 168088619064, 3014075496, 811836852

Offset

1,1

Comments

Table starts

........852.........8820........76212.......893252........7646868.....94304468

......18816.......357444.....16126704....300701196....14468118864.260160994276

.....398808.....43136424...4029582168.488586817208.42830907797208

....7182984...2003366400.603128988936

..176193480.168088619064

.3014075496

Links

R. H. Hardin, Table of n, a(n) for n = 1..24

Example

Some solutions for n=1 k=4
..0..1..1..1..0..1....0..1..1..1..2..1....0..1..0..0..1..0....0..1..2..1..2..1
..2..0..2..1..2..2....1..2..0..0..1..0....1..2..2..2..1..2....1..0..0..2..0..1
..1..1..1..2..1..0....1..1..1..2..1..1....1..1..1..1..0..1....2..1..1..1..1..0

Crossrefs

Sequence in context: A251257 A372114 A252276 * A237763 A237760 A234539

Adjacent sequences: A237759 A237760 A237761 * A237763 A237764 A237765

Keyword

nonn,tabl

Author

R. H. Hardin, Feb 12 2014

Status

approved