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 A189064 T(n,k)=Number of nXk binary arrays without the pattern 0 1 0 antidiagonally or horizontally 13
 2, 4, 4, 7, 16, 8, 12, 49, 64, 16, 21, 144, 316, 256, 32, 37, 441, 1404, 2032, 1024, 64, 65, 1369, 6768, 13452, 13045, 4096, 128, 114, 4225, 33893, 99721, 128628, 83737, 16384, 256, 200, 12996, 167473, 795741, 1492864, 1228512, 537496, 65536, 512, 351, 40000 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Table starts ....2.......4.........7..........12............21..............37 ....4......16........49.........144...........441............1369 ....8......64.......316........1404..........6768...........33893 ...16.....256......2032.......13452.........99721..........795741 ...32....1024.....13045......128628.......1492864........19468046 ...64....4096.....83737.....1228512......22289912.......477128662 ..128...16384....537496....11733712.....333124565.....11711612310 ..256...65536...3450100...112065936....4978704008....287687887135 ..512..262144..22145617..1070316016...74410715409...7067105036501 .1024.1048576.142149013.10222334864.1112149145053.173620295413143 LINKS R. H. Hardin, Table of n, a(n) for n = 1..573 EXAMPLE Some solutions for 5X3 ..1..0..0....0..0..1....1..0..1....0..0..1....0..0..1....1..1..1....1..1..0 ..0..0..1....1..1..1....1..0..0....0..0..0....0..0..1....0..0..1....0..1..1 ..1..1..1....0..1..1....0..0..1....0..0..0....1..1..0....1..0..0....1..1..1 ..1..1..1....1..1..1....0..0..1....0..0..0....1..0..0....0..0..1....0..0..1 ..1..0..0....0..0..1....0..1..1....1..0..1....0..0..0....1..1..0....0..1..1 CROSSREFS Column 2 is Column 1 squared Column 3 is A188868 Row 1 is A005251(n+3) Row 2 is A188501 Sequence in context: A189264 A188992 A189617 * A188874 A095061 A184233 Adjacent sequences: A189061 A189062 A189063 * A189065 A189066 A189067 KEYWORD nonn,tabl AUTHOR R. H. Hardin Apr 16 2011 STATUS approved

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Last modified August 7 11:33 EDT 2024. Contains 375012 sequences. (Running on oeis4.)