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 A212833 Number of 0..n arrays of length n+1 with 0 never adjacent to n 1
 2, 17, 178, 2309, 35954, 654797, 13667858, 321839625, 8441614754, 244108628489, 7716226532642, 264711412437133, 9795540525116306, 388938430069794373, 16494335589910579186, 744110964577292267537, 35582626582915655239234 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Diagonal of A212835 LINKS R. H. Hardin, Table of n, a(n) for n = 1..210 EXAMPLE Some solutions for n=5 ..0....4....1....1....5....4....3....4....5....3....3....3....0....4....5....2 ..0....1....1....2....1....3....3....0....2....5....3....2....1....3....1....4 ..1....1....1....1....1....5....5....2....5....3....2....0....3....1....2....2 ..3....0....5....3....3....3....1....1....2....5....5....3....4....0....0....5 ..4....4....2....2....0....3....2....1....5....2....2....0....3....1....4....3 ..1....3....0....4....3....4....5....2....1....1....4....1....3....2....2....1 CROSSREFS Sequence in context: A041879 A011550 A102023 * A230087 A058010 A242428 Adjacent sequences:  A212830 A212831 A212832 * A212834 A212835 A212836 KEYWORD nonn AUTHOR R. H. Hardin May 28 2012 STATUS approved

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Last modified October 23 02:03 EDT 2019. Contains 328335 sequences. (Running on oeis4.)