A234838 T(n,k)=Number of (n+2)X(k+2) 0..2 arrays with each 3X3 subblock having the sum of its 72 absolute element differences equal to 34

4032, 28716, 28716, 204618, 210824, 204618, 1480140, 1558794, 1558794, 1480140, 11003508, 12037784, 11986548, 12037784, 11003508, 81917442, 101023812, 97872942, 97872942, 101023812, 81917442, 610407090, 861681106, 915484978

Offset

1,1

Comments

Table starts

.......4032......28716.....204618....1480140...11003508....81917442...610407090

......28716.....210824....1558794...12037784..101023812...861681106..7462515426

.....204618....1558794...11986548...97872942..915484978..8821627260.87612133394

....1480140...12037784...97872942..835070408.8549422028.90543432272

...11003508..101023812..915484978.8549422028

...81917442..861681106.8821627260

..610407090.7462515426

.4599763200

Links

R. H. Hardin, Table of n, a(n) for n = 1..40

Formula

Empirical for column k:

k=1: [linear recurrence of order 38]

Example

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

Crossrefs

Sequence in context: A352752 A249107 A329881 * A234834 A212601 A060896

Adjacent sequences: A234835 A234836 A234837 * A234839 A234840 A234841

Keyword

nonn,tabl

Author

R. H. Hardin, Dec 31 2013

Status

approved