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 A250415 Number of length n+1 0..4 arrays with the sum of the minimum of each adjacent pair multiplied by some arrangement of +-1 equal to zero 1
 9, 65, 205, 1351, 5982, 34415, 169352, 904695, 4547008, 23448029, 117953499, 598260521, 3002881031, 15113176921, 75724031785, 379750748041, 1900758538693, 9516621521809, 47607635835257, 238183334181909, 1191212059701364 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 4 of A250419 LINKS R. H. Hardin, Table of n, a(n) for n = 1..91 EXAMPLE Some solutions for n=6 ..0....1....1....2....1....4....0....4....3....3....4....3....0....0....1....3 ..4....2....2....2....1....3....1....0....2....0....4....0....4....1....1....2 ..4....4....2....1....3....3....2....4....2....0....4....2....0....2....3....1 ..2....0....1....2....1....1....3....4....3....1....1....1....2....3....1....0 ..3....0....0....2....4....4....3....4....2....4....2....4....0....1....1....0 ..3....4....0....2....1....4....2....0....3....4....1....3....4....1....3....3 ..1....3....1....4....1....0....4....3....2....3....3....4....0....3....1....3 CROSSREFS Sequence in context: A226929 A212668 A020299 * A237040 A055284 A081040 Adjacent sequences:  A250412 A250413 A250414 * A250416 A250417 A250418 KEYWORD nonn AUTHOR R. H. Hardin, Nov 22 2014 STATUS approved

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Last modified August 17 17:02 EDT 2018. Contains 313816 sequences. (Running on oeis4.)