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 A234857 Number of (n+2)X(2+2) 0..3 arrays with each 3X3 subblock having the sum of its 72 absolute element differences equal to 46 1
 430044, 5514440, 71519712, 956848472, 13924547174, 200887493244, 2902392656244, 43207210308642, 637527364686626, 9385968589373782, 140138558049611020, 2079477604049608514, 30801408454016053174 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 2 of A234858 LINKS R. H. Hardin, Table of n, a(n) for n = 1..117 EXAMPLE Some solutions for n=1 ..0..3..2..0....0..1..1..2....0..2..3..1....0..1..3..0....0..2..1..3 ..2..0..2..0....2..2..2..3....1..1..2..0....0..2..1..3....1..1..0..3 ..3..1..2..2....3..0..0..0....3..1..3..3....1..3..1..1....3..1..3..1 CROSSREFS Sequence in context: A269798 A251639 A051595 * A186593 A328197 A233620 Adjacent sequences: A234854 A234855 A234856 * A234858 A234859 A234860 KEYWORD nonn AUTHOR R. H. Hardin, Dec 31 2013 STATUS approved

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Last modified June 17 21:09 EDT 2024. Contains 373464 sequences. (Running on oeis4.)