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A265934 Number of 6Xn 0..4 arrays with the absolute differences of each element with its with horizontal and antidiagonal neighbors unique. 1
15625, 11564952, 15962560, 30029860, 51986544, 112139348, 238485164, 634895796, 1889252212, 4519155408, 11448798252, 29549746684, 97486966836, 225990797164, 613757430276, 1612664169808, 5648130657700, 12916631080252, 36051751403804 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Row 6 of A265928.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..69

EXAMPLE

Some solutions for n=1

..3....4....2....1....4....0....1....0....2....1....1....0....0....3....4....2

..3....2....2....0....0....1....0....2....2....2....2....4....0....1....0....0

..3....4....4....2....4....4....2....2....2....3....4....3....1....2....4....1

..4....4....1....4....3....1....0....2....2....0....2....0....3....4....2....2

..3....3....1....4....2....1....2....3....2....1....3....2....0....3....4....4

..3....3....1....1....1....3....1....2....1....4....4....0....3....3....2....4

CROSSREFS

Cf. A265928.

Sequence in context: A017226 A223232 A017334 * A017454 A223262 A017586

Adjacent sequences:  A265931 A265932 A265933 * A265935 A265936 A265937

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 18 2015

STATUS

approved

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Last modified October 22 15:31 EDT 2021. Contains 348172 sequences. (Running on oeis4.)