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 A236058 Number of (n+1)X(1+1) 0..2 arrays colored with the difference of the upper median and the minimum in each 2X2 subblock 1
 81, 360, 1616, 7016, 31616, 138988, 620552, 2734804, 12176064, 53818764, 239177944, 1058421796, 4698785664, 20810853180, 92335672184, 409124696372, 1814626300736, 8042404490476, 35664530623384, 158086995532676 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 1 of A236065 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 FORMULA Empirical: a(n) = 16*a(n-3) +173*a(n-4) +268*a(n-5) +1216*a(n-6) +1260*a(n-7) +2128*a(n-8) +1296*a(n-9) -3968*a(n-10) -1024*a(n-11) -12288*a(n-12) +256*a(n-13) -6144*a(n-14) EXAMPLE Some solutions for n=4 ..2..1....2..1....1..2....2..2....2..1....1..2....0..0....2..2....0..0....0..0 ..0..2....0..2....1..1....2..1....0..2....0..0....1..0....0..2....1..2....0..2 ..1..1....1..0....0..0....1..1....1..1....2..2....0..2....1..1....1..1....1..2 ..2..1....2..2....2..0....1..0....2..1....2..2....1..2....1..1....0..2....2..1 ..2..2....2..1....2..1....2..2....0..0....1..1....0..1....2..2....0..2....0..2 CROSSREFS Sequence in context: A206676 A205520 A236990 * A205513 A017378 A205736 Adjacent sequences: A236055 A236056 A236057 * A236059 A236060 A236061 KEYWORD nonn AUTHOR R. H. Hardin, Jan 18 2014 STATUS approved

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Last modified July 14 02:38 EDT 2024. Contains 374291 sequences. (Running on oeis4.)