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 A204791 T(n,k)=Number of (n+1)X(k+1) 0..7 arrays with the permanents of all 2X2 subblocks equal and nonzero 9
 3871, 13555, 13555, 44641, 224843, 44641, 180069, 793645, 793645, 180069, 688431, 14627079, 5719981, 14627079, 688431, 2831919, 59657161, 78694139, 78694139, 59657161, 2831919, 11333145, 986079019, 708088685, 7174463023, 708088685 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Table starts .....3871.......13555........44641.........180069.........688431........2831919 ....13555......224843.......793645.......14627079.......59657161......986079019 ....44641......793645......5719981.......78694139......708088685.....8567876319 ...180069....14627079.....78694139.....7174463023....41778004243..3696936217731 ...688431....59657161....708088685....41778004243...720594943717.32915600155409 ..2831919...986079019...8567876319..3696936217731.32915600155409 .11333145..4471465369..83984193841.23045110901481 .46809649.66978872631.962997162651 LINKS R. H. Hardin, Table of n, a(n) for n = 1..60 EXAMPLE Some solutions for n=4 k=3 ..1..7..6..4....4..6..5..2....5..4..4..4....3..3..0..3....1..5..1..4 ..2..0..2..1....5..0..5..4....0..4..1..4....5..0..5..1....5..0..5..5 ..1..7..2..6....7..6..5..2....5..4..4..4....1..3..5..2....1..5..5..0 ..2..0..2..1....5..0..5..4....5..0..5..0....4..3..0..3....4..5..0..5 ..2..7..0..7....3..6..0..6....5..4..4..4....1..3..5..3....1..5..5..5 CROSSREFS Sequence in context: A068267 A205409 A103117 * A204784 A204783 A035898 Adjacent sequences: A204788 A204789 A204790 * A204792 A204793 A204794 KEYWORD nonn,tabl AUTHOR R. H. Hardin, Jan 19 2012 STATUS approved

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Last modified March 4 22:06 EST 2024. Contains 370532 sequences. (Running on oeis4.)