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 A188861 Number of nX4 binary arrays without the pattern 0 1 diagonally, vertically or antidiagonally 1
 16, 41, 68, 95, 122, 149, 176, 203, 230, 257, 284, 311, 338, 365, 392, 419, 446, 473, 500, 527, 554, 581, 608, 635, 662, 689, 716, 743, 770, 797, 824, 851, 878, 905, 932, 959, 986, 1013, 1040, 1067, 1094, 1121, 1148, 1175, 1202, 1229, 1256, 1283, 1310, 1337, 1364 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 4 of A188866 LINKS R. H. Hardin, Table of n, a(n) for n = 1..200 FORMULA Empirical: a(n) = 27*n - 13 for n>1 EXAMPLE Some solutions for 3X4 ..1..1..1..1....1..1..0..1....1..1..1..1....1..0..1..1....1..1..1..1 ..1..1..1..1....0..0..0..0....1..1..1..0....0..0..0..0....0..0..1..0 ..1..0..0..1....0..0..0..0....1..1..0..0....0..0..0..0....0..0..0..0 MATHEMATICA Join[{16}, Range[41, 7000, 27]] (* From Vladimir Joseph Stephan Orlovsky, Jul 13 2011 *) CROSSREFS Sequence in context: A100958 A044093 A044474 * A134593 A200408 A218067 Adjacent sequences:  A188858 A188859 A188860 * A188862 A188863 A188864 KEYWORD nonn AUTHOR R. H. Hardin Apr 12 2011 STATUS approved

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