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 A219063 T(n,k)=Hilltop maps: number of nXk binary arrays indicating the locations of corresponding elements not exceeded by any horizontal, diagonal or antidiagonal neighbor in a random 0..2 nXk array 12
 1, 3, 1, 7, 15, 1, 13, 63, 59, 1, 25, 249, 503, 233, 1, 49, 993, 4049, 4017, 929, 1, 97, 3969, 32313, 64577, 32123, 3697, 1, 191, 15867, 258353, 1030457, 1032785, 256849, 14719, 1, 375, 63423, 2066359, 16477441, 32958333, 16520553, 2053803, 58599, 1, 737 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Table starts .1........3...........7..............13................25..................49 .1.......15..........63.............249...............993................3969 .1.......59.........503............4049.............32313..............258353 .1......233........4017...........64577...........1030457............16477441 .1......929.......32123.........1032785..........32958333..........1054068853 .1.....3697......256849........16520553........1054361217.........67441480753 .1....14719.....2053803.......264274797.......33731920377.......4315258520649 .1....58599....16422459......4227506465.....1079168990473.....276111139100297 .1...233291...131315929.....67625780417....34525267140421...17666902721644133 .1...928769..1050017821...1081783483265..1104548251723921.1130412517172994361 .1..3697573..8396067527..17304872546433.35337216591063957 .1.14720617.67135955941.276819362795425 LINKS R. H. Hardin, Table of n, a(n) for n = 1..127 EXAMPLE Some solutions for n=3 k=4 ..1..1..1..0....0..0..1..0....1..0..0..0....1..1..0..0....1..1..1..0 ..0..1..0..0....0..0..1..1....0..0..1..1....0..1..0..0....0..1..1..1 ..0..1..1..1....1..0..1..0....1..1..1..0....0..1..0..1....0..0..1..0 CROSSREFS Column 2 is A218200 Row 1 is A218199 Row 2 is A218313 Sequence in context: A051927 A322069 A194595 * A218810 A218638 A232295 Adjacent sequences:  A219060 A219061 A219062 * A219064 A219065 A219066 KEYWORD nonn,tabl AUTHOR R. H. Hardin Nov 11 2012 STATUS approved

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Last modified January 22 04:27 EST 2020. Contains 331133 sequences. (Running on oeis4.)