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 A237150 T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with the maximum plus the lower median of every 2X2 subblock equal 8
 256, 1472, 1472, 8128, 17616, 8128, 48672, 197724, 197724, 48672, 289648, 2463178, 4365504, 2463178, 289648, 1763648, 30395540, 111073520, 111073520, 30395540, 1763648, 10742400, 386318536, 2747051348, 5913259332, 2747051348, 386318536 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Table starts ......256........1472...........8128.............48672...............289648 .....1472.......17616.........197724...........2463178.............30395540 .....8128......197724........4365504.........111073520...........2747051348 ....48672.....2463178......111073520........5913259332.........302134028828 ...289648....30395540.....2747051348......302134028828.......31234114230216 ..1763648...386318536....70822934950....16186017177324.....3419882951237944 .10742400..4907807434..1807884334024...852855235631188...364756525202115302 .65979616.63050866982.46865387548176.45740175930381952.39795429137153818278 LINKS R. H. Hardin, Table of n, a(n) for n = 1..112 FORMULA Empirical for column k: k=1: [linear recurrence of order 30] k=2: [order 70] EXAMPLE Some solutions for n=2 k=4 ..0..2..1..3..3....0..2..0..2..2....0..2..0..1..1....0..2..1..3..0 ..1..3..1..1..1....1..2..1..1..1....1..3..1..3..3....1..3..0..1..3 ..3..0..2..3..1....0..2..1..2..0....1..1..0..1..1....1..1..3..1..2 CROSSREFS Sequence in context: A237946 A237488 A237482 * A237143 A333606 A237974 Adjacent sequences: A237147 A237148 A237149 * A237151 A237152 A237153 KEYWORD nonn,tabl AUTHOR R. H. Hardin, Feb 04 2014 STATUS approved

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Last modified May 24 23:50 EDT 2024. Contains 372782 sequences. (Running on oeis4.)