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 A235959 Number of (n+1)X(5+1) 0..1 arrays with the difference of the upper and lower median value of each 2X2 subblock in lexicographically nondecreasing order columnwise and nonincreasing rowwise 1
 1076, 13346, 137988, 1340034, 12412248, 112308598, 997114552, 8749889970, 76070757246, 657191443192, 5649850292388, 48403715527716, 413591715978686, 3527265823317484, 30038535315072212, 255543128449733234 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 5 of A235962 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 R. H. Hardin, Empirical recurrence of order 67 FORMULA Empirical recurrence of order 67 (see link above) EXAMPLE Some solutions for n=3 ..1..0..0..0..0..1....0..0..0..0..1..0....0..1..0..1..0..1....0..1..0..1..0..1 ..0..0..1..0..0..0....0..0..0..0..0..0....0..0..0..1..0..1....1..0..1..0..1..0 ..1..0..0..0..0..1....1..0..1..0..1..0....0..0..0..0..1..0....0..0..0..1..0..1 ..0..0..1..0..0..0....1..1..1..1..1..1....0..0..0..1..1..0....0..0..1..0..1..0 CROSSREFS Sequence in context: A031779 A336781 A237213 * A235570 A278652 A235084 Adjacent sequences: A235956 A235957 A235958 * A235960 A235961 A235962 KEYWORD nonn AUTHOR R. H. Hardin, Jan 17 2014 STATUS approved

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Last modified April 14 12:23 EDT 2024. Contains 371661 sequences. (Running on oeis4.)