Number of 0/1 colorings of an n X n square for which no 2 by 2 subsquare is monochromatic.
A133130
Number of 0/1 colorings of an n X n square for which no 2 by 2 subsquare is monochromatic.
Terms
- a(0) =1a(1) =2a(2) =14a(3) =322a(4) =23858a(5) =5735478a(6) =4468252414
External references
- oeis: A133130