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 A268204 T(n,k)=Number of nXk 0..k arrays with every repeated value in every row and column greater than the previous repeated value. 5
 2, 9, 4, 60, 81, 6, 570, 3600, 576, 9, 6960, 324900, 178068, 3969, 12, 104006, 48441600, 157322070, 8459154, 25281, 16, 1837752, 10817248036, 292870561470, 73055876226, 376812420, 155236, 20, 37478718, 3377332413504, 994136348047368 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Table starts ..2......9..........60............570.............6960...............104006 ..4.....81........3600.........324900.........48441600..........10817248036 ..6....576......178068......157322070.....292870561470......994136348047368 ..9...3969.....8459154....73055876226.1699631089239529.87855957137937824257 .12..25281...376812420.32082001964881 .16.155236.16109362560 .20.915849 .25 LINKS R. H. Hardin, Table of n, a(n) for n = 1..40 EXAMPLE Some solutions for n=3 k=4 ..0..0..2..4....0..0..3..3....0..0..2..2....0..0..4..3....0..0..2..4 ..0..1..3..1....0..0..1..0....0..1..0..3....0..1..4..2....0..1..3..2 ..1..3..3..0....1..1..3..4....1..3..4..0....1..3..2..1....1..2..3..3 CROSSREFS Column 1 is A002620(n+2). Column 2 is A267961. Column 3 is A267930. Sequence in context: A038215 A264110 A119019 * A268249 A268246 A268103 Adjacent sequences:  A268201 A268202 A268203 * A268205 A268206 A268207 KEYWORD nonn,tabl AUTHOR R. H. Hardin, Jan 28 2016 STATUS approved

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Last modified September 25 18:51 EDT 2021. Contains 347659 sequences. (Running on oeis4.)