OFFSET
1,1
COMMENTS
Column 3 of A269888.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 108*a(n-1) -3084*a(n-2) +8184*a(n-3) +42266*a(n-4) -148704*a(n-5) -74928*a(n-6) +597192*a(n-7) -527833*a(n-8) +90420*a(n-9) -4356*a(n-10) for n>11.
EXAMPLE
Some solutions for n=2
..3..2..2. .3..3..1. .2..2..3. .1..0..3. .4..5..2. .1..5..4. .5..5..5
..5..1..5. .5..0..1. .2..5..5. .5..3..4. .2..4..0. .1..5..1. .2..3..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Mar 06 2016
STATUS
approved