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A233994 Number of (n+1)X(5+1) 0..6 arrays with every 2X2 subblock having the sum of the absolute values of all six edge and diagonal differences equal to 18 1
81200, 218602, 578992, 2021016, 6692724, 29399672, 117312896, 650719408, 3041797872, 20530088132, 107132361396, 816794178268, 4543544893340, 36745106078264, 211774207628524, 1752928341430740, 10317980059135692 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Column 5 of A233997

LINKS

R. H. Hardin, Table of n, a(n) for n = 1..56

EXAMPLE

Some solutions for n=1

..6..4..0..1..5..2....5..3..5..5..0..5....5..0..5..5..5..6....5..5..5..1..0..5

..1..1..5..4..0..5....0..0..0..2..5..6....0..3..0..6..0..5....0..6..0..4..5..6

CROSSREFS

Sequence in context: A218106 A064001 A252625 * A237942 A274033 A029752

Adjacent sequences:  A233991 A233992 A233993 * A233995 A233996 A233997

KEYWORD

nonn

AUTHOR

R. H. Hardin, Dec 18 2013

STATUS

approved

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Last modified February 26 09:46 EST 2020. Contains 332277 sequences. (Running on oeis4.)