[go: up one dir, main page]

login
A282376
Number of nX7 0..1 arrays with no 1 equal to more than four of its king-move neighbors, with the exception of exactly two elements.
1
0, 810, 309493, 36258678, 4628356166, 549965063215, 61758065925680, 6732856863189737, 715938968398655928, 74656389179769582048, 7664377917101312012171, 776722622112052817069039
OFFSET
1,2
COMMENTS
Column 7 of A282377.
LINKS
EXAMPLE
Some solutions for n=2
..0..0..1..1..1..1..0. .0..1..1..1..1..0..1. .1..0..1..1..1..0..1
..1..0..1..1..1..0..1. .0..0..1..1..1..1..1. .1..0..1..1..1..1..1
CROSSREFS
Cf. A282377.
Sequence in context: A160561 A346716 A156404 * A203844 A068278 A208189
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 13 2017
STATUS
approved