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 A200579 T(n,k)=Number of nXk 0..2 arrays with no average of any element and its horizontal and vertical neighbors equal to one 9
 2, 6, 6, 10, 36, 10, 22, 174, 174, 22, 52, 922, 2174, 922, 52, 114, 5202, 28890, 28890, 5202, 114, 260, 29180, 388824, 938128, 388824, 29180, 260, 600, 163706, 5236786, 30603332, 30603332, 5236786, 163706, 600, 1374, 919924, 70594592, 997303772 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Table starts ....2........6...........10.............22...............52..............114 ....6.......36..........174............922.............5202............29180 ...10......174.........2174..........28890...........388824..........5236786 ...22......922........28890.........938128.........30603332........997303772 ...52.....5202.......388824.......30603332.......2421467558.....190970366840 ..114....29180......5236786......997303772.....190970366840...36460159508108 ..260...163706.....70594592....32523513414...15075017283404.6967106819900592 ..600...919924....951777602..1060675282092.1190087102438968 .1374..5171420..12832277870.34590199046646 .3162.29068726.173011315794 LINKS R. H. Hardin, Table of n, a(n) for n = 1..84 EXAMPLE Some solutions for n=5 k=3 ..0..0..2....0..0..0....0..0..2....0..1..0....0..0..1....0..1..1....0..0..0 ..0..1..2....1..0..1....1..1..2....1..2..1....0..1..1....0..0..0....1..2..2 ..0..1..0....2..0..0....0..0..1....2..1..2....1..0..0....0..0..0....2..1..2 ..1..0..0....2..1..0....0..2..0....2..2..2....0..0..1....0..0..0....2..1..1 ..1..2..0....0..0..1....1..0..0....1..1..1....0..0..1....0..0..1....1..2..2 CROSSREFS Sequence in context: A078636 A083482 A290701 * A200809 A323444 A099027 Adjacent sequences: A200576 A200577 A200578 * A200580 A200581 A200582 KEYWORD nonn,tabl AUTHOR R. H. Hardin Nov 19 2011 STATUS approved

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Last modified March 25 09:47 EDT 2023. Contains 361520 sequences. (Running on oeis4.)