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 A197921 Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 4,5,3,0,1,1,0 for x=0,1,2,3,4,5,6 0
 1, 1, 4, 34, 387, 7146, 271266, 17975058, 2117012924, 449079964221 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 COMMENTS Every 0 is next to 0 4's, every 1 is next to 1 5's, every 2 is next to 2 3's, every 3 is next to 3 0's, every 4 is next to 4 1's, every 5 is next to 5 1's, every 6 is next to 6 0's LINKS EXAMPLE Some solutions with all values from 0 to 6 for 7X7X7 ........0..............0..............0..............0..............0 .......1.1............1.1............0.1............3.2............2.3 ......1.5.1..........1.5.1..........1.5.1..........0.0.3..........3.0.0 .....4.1.3.0........0.0.1.4........0.1.1.4........0.6.0.0........0.0.6.0 ....1.1.0.0.3......0.6.0.1.1......3.0.0.1.1......1.0.0.1.1......0.1.0.0.1 ...1.5.0.6.0.2....3.0.0.0.5.1....2.0.6.0.5.1....1.5.1.1.5.1....1.5.1.1.5.1 ..0.1.1.0.0.3.0..0.2.3.0.1.1.0..0.3.0.0.1.1.0..0.1.1.4.1.0.0..0.1.1.4.1.1.0 CROSSREFS Sequence in context: A307941 A084973 A234313 * A196692 A197065 A141007 Adjacent sequences:  A197918 A197919 A197920 * A197922 A197923 A197924 KEYWORD nonn AUTHOR R. H. Hardin Oct 19 2011 STATUS approved

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Last modified January 17 20:36 EST 2020. Contains 330987 sequences. (Running on oeis4.)