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A233997 T(n,k)=Number of (n+1)X(k+1) 0..6 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 18 8
164, 774, 774, 3496, 3040, 3496, 17156, 11622, 11622, 17156, 81200, 51026, 38220, 51026, 81200, 409848, 218602, 150572, 150572, 218602, 409848, 1995424, 1058618, 578992, 560408, 578992, 1058618, 1995424, 10261264, 4923910, 2642176, 2021016 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Table starts

.......164.......774.......3496......17156.......81200......409848.....1995424

.......774......3040......11622......51026......218602.....1058618.....4923910

......3496.....11622......38220.....150572......578992.....2642176....11510748

.....17156.....51026.....150572.....560408.....2021016.....9191620....39038268

.....81200....218602.....578992....2021016.....6692724....29399672...117312896

....409848...1058618....2642176....9191620....29399672...134489796...533896296

...1995424...4923910...11510748...39038268...117312896...533896296..1997753492

..10261264..25667010...59677576..213791308...650719408..3264749708.12585162304

..50945472.126489782..286598096.1031265884..3041797872.15542978456

.264997984.690800294.1625122820.6478189956.20530088132

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..112

EXAMPLE

Some solutions for n=3 k=4

..0..6..5..6..0....0..5..2..6..0....5..0..5..5..1....1..6..4..5..5

..5..5..0..5..5....3..0..5..1..1....0..3..0..2..6....4..1..1..0..6

..2..0..3..0..2....0..5..2..6..0....5..0..5..5..1....5..0..6..1..1

..2..6..3..6..2....6..5..0..2..2....6..5..2..0..4....0..3..3..6..4

CROSSREFS

Sequence in context: A063354 A240248 A105653 * A233990 A223455 A251197

Adjacent sequences:  A233994 A233995 A233996 * A233998 A233999 A234000

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin, Dec 18 2013

STATUS

approved

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Last modified February 18 09:39 EST 2020. Contains 332011 sequences. (Running on oeis4.)