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 A265005 T(n,k)=Number of nXk arrays containing k copies of 0..n-1 with rows and columns nondecreasing. 7
 1, 1, 1, 1, 2, 1, 1, 2, 4, 1, 1, 3, 7, 9, 1, 1, 3, 14, 29, 21, 1, 1, 4, 21, 112, 140, 51, 1, 1, 4, 41, 261, 1095, 758, 127, 1, 1, 5, 54, 846, 4919, 13009, 4448, 323, 1, 1, 5, 86, 1720, 27000, 120096, 175865, 27782, 835, 1, 1, 6, 120, 4193, 97341, 1268728, 3558888, 2647438 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,5 COMMENTS Table starts .1....1.......1.........1............1..............1..............1 .1....2.......2.........3............3..............4..............4 .1....4.......7........14...........21.............41.............54 .1....9......29.......112..........261............846...........1720 .1...21.....140......1095.........4919..........27000..........97341 .1...51.....758.....13009.......120096........1268728........8360853 .1..127....4448....175865......3558888.......76714325.....1001060834 .1..323...27782...2647438....123026475.....5732148226...155796077603 .1..835..182322..43347498...4817478608...507120480166.30055866217955 .1.2188.1245399.760869739.209081118730.51689513352516 LINKS R. H. Hardin, Table of n, a(n) for n = 1..128 EXAMPLE Some solutions for n=4 k=4 ..0..0..1..1....0..0..2..2....0..0..0..1....0..0..1..2....0..0..0..2 ..0..1..2..3....0..0..2..2....0..1..2..2....0..1..2..2....0..1..2..3 ..0..1..2..3....1..1..3..3....1..1..2..2....0..1..2..3....1..1..2..3 ..2..2..3..3....1..1..3..3....3..3..3..3....1..3..3..3....1..2..3..3 CROSSREFS Column 2 is A001006. Row 2 is A004526(n+2). Row 3 is A201272. Row 4 is A201447. Row 5 is A200987. Row 7 is A201071. Sequence in context: A355011 A131054 A267998 * A166288 A327001 A249138 Adjacent sequences: A265002 A265003 A265004 * A265006 A265007 A265008 KEYWORD nonn,tabl AUTHOR R. H. Hardin, Nov 29 2015 STATUS approved

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Last modified June 2 21:32 EDT 2023. Contains 363100 sequences. (Running on oeis4.)