OFFSET
1,1
COMMENTS
Column 5 of A259515
LINKS
R. H. Hardin, Table of n, a(n) for n = 1..210
FORMULA
Empirical: a(n) = 13*a(n-1) +150*a(n-2) -1839*a(n-3) -7337*a(n-4) +97344*a(n-5) +144584*a(n-6) -2601960*a(n-7) -588305*a(n-8) +39116878*a(n-9) -20332011*a(n-10) -347204803*a(n-11) +349046520*a(n-12) +1868665667*a(n-13) -2556742075*a(n-14) -6133493750*a(n-15) +10484944500*a(n-16) +11994133580*a(n-17) -25911862138*a(n-18) -12782872195*a(n-19) +39615238737*a(n-20) +4674887706*a(n-21) -37646826390*a(n-22) +4380964181*a(n-23) +21928503270*a(n-24) -6080186298*a(n-25) -7490471276*a(n-26) +3060886380*a(n-27) +1334826496*a(n-28) -755438296*a(n-29) -80164896*a(n-30) +84756256*a(n-31) -4591488*a(n-32) -2857344*a(n-33) +222976*a(n-34) +31232*a(n-35) -1024*a(n-36)
EXAMPLE
Some solutions for n=3
..0..0..0..1..0..1....1..0..1..0..0..0....0..1..1..1..0..1....1..0..0..1..0..0
..1..0..1..0..0..0....1..1..0..0..0..0....0..0..1..0..0..0....0..0..1..0..1..0
..0..0..0..0..0..0....1..0..0..0..0..1....0..1..0..0..0..0....0..0..0..0..0..0
..0..1..0..0..1..0....0..0..0..0..0..0....0..0..1..0..0..0....1..0..0..0..0..1
CROSSREFS
KEYWORD
nonn
AUTHOR
R. H. Hardin, Jun 29 2015
STATUS
approved