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 A251431 Number of length 4+2 0..n arrays with the sum of the maximum minus twice the median plus the minimum of adjacent triples multiplied by some arrangement of +-1 equal to zero 1
 40, 341, 1888, 6589, 18952, 44465, 94452, 180625, 324136, 545021, 878516, 1353921, 2024188, 2932293, 4149792, 5735557, 7786700, 10376093, 13629740, 17642437, 22564780, 28519073, 35692724, 44219965, 54334868, 66206505, 80091608, 96191873 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Row 4 of A251428 LINKS R. H. Hardin, Table of n, a(n) for n = 1..47 EXAMPLE Some solutions for n=8 ..0....8....6....3....3....0....8....3....6....5....3....2....5....2....4....5 ..5....7....8....8....8....7....6....2....8....2....0....2....6....1....4....4 ..5....2....5....3....7....8....1....6....3....7....1....3....1....4....1....1 ..3....7....7....6....5....7....5....2....5....1....5....0....1....8....0....2 ..0....1....0....3....0....0....2....7....2....0....2....8....0....3....0....2 ..4....0....2....8....5....4....1....3....5....2....6....5....1....4....2....0 CROSSREFS Sequence in context: A160328 A365607 A247407 * A285919 A234913 A190312 Adjacent sequences: A251428 A251429 A251430 * A251432 A251433 A251434 KEYWORD nonn AUTHOR R. H. Hardin, Dec 02 2014 STATUS approved

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Last modified February 26 22:44 EST 2024. Contains 370354 sequences. (Running on oeis4.)