OFFSET
1,1
COMMENTS
Column 3 of A251210
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 49*a(n-1) -892*a(n-2) +6678*a(n-3) -4674*a(n-4) -183750*a(n-5) +483153*a(n-6) +2260797*a(n-7) -4216766*a(n-8) -19139302*a(n-9) -11705564*a(n-10) +15064560*a(n-11) +15309504*a(n-12) -790272*a(n-13) -2709504*a(n-14)
EXAMPLE
Some solutions for n=3
..0..0..0..0....0..2..0..0....0..2..2..1....1..1..0..1....2..0..0..0
..2..0..2..0....2..0..2..2....2..2..0..1....2..0..1..2....0..2..2..0
..0..0..0..2....0..2..2..2....1..1..1..0....0..0..1..2....0..2..0..0
..2..2..0..0....0..2..2..2....0..0..2..1....2..2..1..0....2..0..2..2
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Nov 30 2014
STATUS
approved