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A222935 T(n,k)=Sum of neighbor maps: number of nXk binary arrays indicating the locations of corresponding elements equal to the sum mod 4 of their horizontal and antidiagonal neighbors in a random 0..3 nXk array 7
2, 2, 4, 8, 16, 8, 16, 48, 64, 16, 24, 256, 512, 232, 32, 64, 1024, 4000, 4096, 1024, 64, 128, 4096, 32760, 63488, 32768, 4096, 128, 232, 15820, 262104, 1047664, 1048352, 262144, 16224, 256, 512, 65536, 2097152, 16776992, 33553920, 16777216, 2097152 (list; table; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Table starts

....2.......2.........8.........16..........24..........64.........128

....4......16........48........256........1024........4096.......15820

....8......64.......512.......4000.......32760......262104.....2097152

...16.....232......4096......63488.....1047664....16776992...268435456

...32....1024.....32768....1048352....33553920..1073741824.34358569712

...64....4096....262144...16777216..1073741824.68719413208

..128...16224...2097152..268435456.34359738368

..256...65536..16777216.4294962688

..512..262144.134217728

.1024.1047680

.2048

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..70

EXAMPLE

Some solutions for n=3 k=4

..0..0..1..1....0..1..1..1....1..1..1..0....0..1..0..0....1..1..1..1

..0..0..1..1....0..0..1..0....0..1..0..0....0..1..1..1....1..1..0..1

..0..0..1..0....1..1..0..0....0..1..0..1....0..1..1..0....0..0..1..0

CROSSREFS

Column 1 is A000079

Column 2 is A222381

Column 3 is A001018 except for a(2)

Row 1 is A220172

Sequence in context: A154002 A154005 A222386 * A279059 A054243 A289670

Adjacent sequences:  A222932 A222933 A222934 * A222936 A222937 A222938

KEYWORD

nonn,tabl

AUTHOR

R. H. Hardin Mar 09 2013

STATUS

approved

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Last modified November 19 02:01 EST 2018. Contains 317332 sequences. (Running on oeis4.)