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 A237172 Number of (n+1)X(4+1) 0..3 arrays with the maximum minus the lower median of every 2X2 subblock equal 1
 79688, 5876404, 398902424, 30813347734, 2332744838828, 183424213259920, 14401855281551812, 1147828706260075822, 91649383589414574744, 7366774641329103774272, 593131535430116265913986 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 4 of A237175 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 EXAMPLE Some solutions for n=1 ..0..0..2..2..1....1..0..0..0..0....1..3..3..0..0....1..0..0..0..0 ..2..1..0..0..3....0..3..3..3..0....2..1..1..1..2....0..3..1..3..3 CROSSREFS Sequence in context: A103873 A252292 A238177 * A146324 A185473 A235075 Adjacent sequences: A237169 A237170 A237171 * A237173 A237174 A237175 KEYWORD nonn AUTHOR R. H. Hardin, Feb 04 2014 STATUS approved

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Last modified December 2 16:47 EST 2023. Contains 367525 sequences. (Running on oeis4.)