A234152 T(n,k)=Number of (n+1)X(k+1) 0..5 arrays with every 2X2 subblock having the sum of the absolute values of the edge differences equal to 10 and no adjacent elements equal

184, 1264, 1264, 8752, 13936, 8752, 62004, 158812, 158812, 62004, 439572, 1920340, 2973336, 1920340, 439572, 3129240, 23565328, 62118132, 62118132, 23565328, 3129240, 22275612, 292681764, 1335164260, 2344971372, 1335164260, 292681764

Offset

1,1

Comments

Table starts

.......184........1264...........8752............62004..............439572

......1264.......13936.........158812..........1920340............23565328

......8752......158812........2973336.........62118132..........1335164260

.....62004.....1920340.......62118132.......2344971372.........92945992232

....439572....23565328.....1335164260......92945992232.......6902012241520

...3129240...292681764....29529372836....3853568481000.....547010639508992

..22275612..3649331396...659413936816..162797900119448...44518431037986280

.158687156.45615539600.14835353414036.6966405679802272.3695915452510546596

Links

R. H. Hardin, Table of n, a(n) for n = 1..111

Formula

Empirical for column k:

k=1: [linear recurrence of order 8]

k=2: [order 37]

Example

Some solutions for n=2 k=4
..3..0..4..2..5....3..0..1..0..1....0..3..4..3..4....0..3..0..3..0
..5..3..5..0..2....0..2..5..4..5....4..5..1..5..1....1..5..2..5..3
..3..0..4..3..5....1..5..3..0..1....0..2..0..3..4....0..1..3..1..4

Crossrefs

Sequence in context: A235258 A235251 A233676 * A234146 A164997 A121733

Adjacent sequences: A234149 A234150 A234151 * A234153 A234154 A234155

Keyword

nonn,tabl

Author

R. H. Hardin, Dec 20 2013

Status

approved