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A253118 Number of (n+2)X(7+2) nonnegative integer arrays with all values the knight distance from the upper left minus as much as 2, with successive minimum path knight move differences either 0 or +1, and any unreachable value zero. 1
113891, 2259097, 79249122, 1873418602, 32095583880, 638441329329, 13003501426084, 147806633033577, 2230834419429696, 14396665989796585, 192005351314663070, 697433605478869427, 7950834540377070980 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 7 of A253119.

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..80

EXAMPLE

Some solutions for n=1:

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

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

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

Knight distance matrix for n=1:

..0..3..2..3..2..3..4..5..4

..3..4..1..2..3..4..3..4..5

..2..1..4..3..2..3..4..5..4

CROSSREFS

Sequence in context: A108387 A112009 A034633 * A138266 A175697 A023092

Adjacent sequences: A253115 A253116 A253117 * A253119 A253120 A253121

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 27 2014

STATUS

approved

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Last modified February 1 07:16 EST 2023. Contains 359981 sequences. (Running on oeis4.)