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A222938
Sum of neighbor maps: number of 4Xn binary arrays indicating the locations of corresponding elements equal to the sum mod 4 of their horizontal and antidiagonal neighbors in a random 0..3 4Xn array
0
16, 232, 4096, 63488, 1047664, 16776992, 268435456, 4294967296, 68702202624, 1099511627776, 17592186044416, 281474975006720, 4503599620030464, 72057490958712832, 1152921504606846976, 18446744073700638720
OFFSET
1,1
COMMENTS
Row 4 of A222935
EXAMPLE
Some solutions for n=3
..1..1..1....0..0..1....0..0..1....0..0..1....0..0..1....0..0..0....0..0..1
..0..1..0....0..1..1....0..0..0....1..0..0....0..0..1....0..1..0....0..1..1
..1..1..1....0..0..1....1..1..0....0..1..0....0..0..0....1..1..0....1..0..0
..0..1..0....0..0..0....1..1..0....0..0..0....0..1..1....0..0..1....0..0..0
CROSSREFS
Sequence in context: A119463 A292341 A222389 * A265469 A111096 A283853
KEYWORD
nonn
AUTHOR
R. H. Hardin Mar 09 2013
STATUS
approved