The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A251931 Number of length n+2 0..4 arrays with the sum of the maximum minus the median of adjacent triples multiplied by some arrangement of +-1 equal to zero 1
 35, 265, 1191, 6293, 34186, 180069, 928891, 4735071, 23964561, 120719043, 606298270, 3039564229, 15221943388, 76182073997, 381128397860, 1906301852251, 9533515639290, 47673711673865, 238387418606844, 1191995420401203 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 COMMENTS Column 4 of A251935 LINKS R. H. Hardin, Table of n, a(n) for n = 1..118 EXAMPLE Some solutions for n=6 ..1....0....1....0....0....1....1....2....2....0....2....2....2....2....1....2 ..0....3....2....3....0....1....4....3....2....2....0....2....2....0....2....1 ..1....4....0....2....3....2....3....1....1....1....4....3....0....4....4....2 ..2....1....0....2....4....2....4....2....0....2....3....3....3....3....4....1 ..3....1....1....3....2....3....2....4....2....4....2....2....4....4....0....1 ..2....0....1....2....3....2....3....1....3....1....4....4....1....4....0....4 ..0....2....3....0....4....3....1....0....4....1....0....2....2....3....3....0 ..2....0....0....1....2....2....1....4....4....1....1....2....0....2....2....0 CROSSREFS Sequence in context: A145014 A090646 A220929 * A267627 A210276 A210269 Adjacent sequences:  A251928 A251929 A251930 * A251932 A251933 A251934 KEYWORD nonn AUTHOR R. H. Hardin, Dec 11 2014 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified August 2 01:19 EDT 2021. Contains 346408 sequences. (Running on oeis4.)