# Greetings from The On-Line Encyclopedia of Integer Sequences! http://oeis.org/ Search: id:a236776 Showing 1-1 of 1 %I A236776 #5 Aug 11 2014 22:46:09 %S A236776 474,4170,36260,315666,2750070,24023328,209304200,1823484380, %T A236776 15890176976,138601000818,1208141839194,10529035857142,91766648504242, %U A236776 800062878156980,6974266520901384,60789422316274248,529857104228127312 %N A236776 Number of (n+1)X(2+1) 0..2 arrays colored with the maximum plus the upper median plus the minimum minus the lower median of every 2X2 subblock %C A236776 Column 2 of A236780 %H A236776 R. H. Hardin, Table of n, a(n) for n = 1..210 %H A236776 R. H. Hardin, Empirical recurrence of order 62 %F A236776 Empirical recurrence of order 62 (see link above) %e A236776 Some solutions for n=3 %e A236776 ..2..2..2....1..1..0....2..2..0....1..2..0....1..2..1....0..2..0....1..2..1 %e A236776 ..1..2..2....1..0..2....0..0..0....0..2..2....2..2..1....2..0..0....0..1..1 %e A236776 ..1..0..1....1..0..2....0..2..1....2..0..1....0..0..1....0..0..0....2..0..1 %e A236776 ..0..2..1....2..0..0....2..0..1....2..1..1....2..0..0....2..2..0....2..2..0 %K A236776 nonn %O A236776 1,1 %A A236776 _R. H. Hardin_, Jan 31 2014 # Content is available under The OEIS End-User License Agreement: http://oeis.org/LICENSE