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A237082 T(n,k)=Number of (n+1)X(k+1) 0..2 arrays colored with the maximum plus the minimum minus the upper median minus the lower median of every 2X2 subblock 6
81, 484, 484, 2928, 4526, 2928, 17644, 42300, 42300, 17644, 106528, 395028, 612776, 395028, 106528, 641736, 3675408, 8844156, 8844156, 3675408, 641736, 3871696, 34334240, 127825204, 199693088, 127825204, 34334240, 3871696, 23356112 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Table starts

........81.........484.........2928.........17644........106528........641736

.......484........4526........42300........395028.......3675408......34334240

......2928.......42300.......612776.......8844156.....127825204....1855507536

.....17644......395028......8844156.....199693088....4496960188..102542293272

....106528.....3675408....127825204....4496960188..158494245568.5671827576224

....641736....34334240...1855507536..102542293272.5671827576224

...3871696...320714572..26933704424.2324982572036

..23356112..2993549732.389584703724

.140860224.27915633640

.849369952

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..60

FORMULA

Empirical for column k:

k=1: [linear recurrence of order 10]

k=2: [order 35]

EXAMPLE

Some solutions for n=2 k=4

..0..1..1..1..0....0..0..1..2..0....0..0..1..0..0....0..0..0..1..2

..1..1..1..0..2....0..0..2..2..0....2..1..0..0..2....1..2..0..1..1

..1..1..2..1..2....1..0..0..0..0....2..0..0..2..0....1..2..2..2..2

CROSSREFS

Sequence in context: A253407 A253400 A250620 * A236651 A295018 A250613

Adjacent sequences:  A237079 A237080 A237081 * A237083 A237084 A237085

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin, Feb 03 2014

STATUS

approved

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Last modified July 6 02:58 EDT 2022. Contains 355108 sequences. (Running on oeis4.)