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 A208501 T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 0 0 1 horizontally and 0 1 0 and 1 1 1 vertically 11
 2, 4, 4, 6, 16, 6, 10, 36, 36, 9, 16, 100, 60, 81, 13, 26, 256, 144, 126, 169, 19, 42, 676, 324, 324, 234, 361, 28, 68, 1764, 756, 828, 650, 456, 784, 41, 110, 4624, 1728, 2124, 1794, 1406, 896, 1681, 60, 178, 12100, 3996, 5436, 4992, 4104, 3024, 1722, 3600, 88 (list; table; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Table starts ..2....4....6...10....16....26.....42......68.....110......178......288 ..4...16...36..100...256...676...1764....4624...12100....31684....82944 ..6...36...60..144...324...756...1728....3996....9180....21168....48708 ..9...81..126..324...828..2124...5436...13932...35676....91404...234108 .13..169..234..650..1794..4992..13806...38376..106236...295074...817362 .19..361..456.1406..4104.12654..37430..114494..341012..1037552..3103650 .28..784..896.3024..9912.33488.111328..374416.1249472..4192384.14013664 .41.1681.1722.6150.21976.79376.286754.1037300.3752320.13577396.49125954 LINKS R. H. Hardin, Table of n, a(n) for n = 1..1253 EXAMPLE Some solutions for n=4 k=3 ..1..0..0....0..1..1....0..1..0....1..0..0....0..1..0....1..1..0....1..0..1 ..1..0..0....1..0..0....1..1..0....0..1..0....0..1..1....1..0..0....1..1..1 ..0..1..0....1..1..0....1..0..1....1..1..0....1..0..1....0..1..1....0..1..0 ..1..1..0....0..1..1....0..1..1....1..0..0....1..1..0....0..1..1....1..0..1 CROSSREFS Column 1 is A000930(n+3) Column 2 is A207170 Row 1 is A006355(n+2) Row 2 is A206981 Row 3 is A207590 Sequence in context: A208379 A207453 A208287 * A207589 A208069 A208840 Adjacent sequences: A208498 A208499 A208500 * A208502 A208503 A208504 KEYWORD nonn,tabl AUTHOR R. H. Hardin Feb 27 2012 STATUS approved

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Last modified December 4 03:42 EST 2023. Contains 367541 sequences. (Running on oeis4.)