OFFSET
1,1
COMMENTS
Column 5 of A269435.
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 30*a(n-1) -369*a(n-2) +2350*a(n-3) -7890*a(n-4) +11550*a(n-5) +895*a(n-6) -11550*a(n-7) -7890*a(n-8) -2350*a(n-9) -369*a(n-10) -30*a(n-11) -a(n-12)
EXAMPLE
Some solutions for n=6
..4. .1. .2. .5. .3. .0. .2. .3. .4. .5. .3. .3. .5. .0. .4. .3
..2. .5. .0. .0. .4. .2. .1. .4. .3. .3. .2. .0. .0. .5. .2. .0
..0. .4. .3. .1. .5. .1. .1. .2. .2. .5. .5. .3. .4. .2. .2. .5
..2. .0. .4. .3. .3. .0. .5. .1. .3. .2. .3. .2. .1. .0. .3. .3
..4. .1. .2. .4. .3. .4. .4. .1. .0. .5. .0. .3. .2. .5. .4. .3
..1. .3. .2. .5. .1. .1. .1. .4. .3. .1. .0. .2. .1. .4. .1. .1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Feb 26 2016
STATUS
approved