Number of n X 3 0..1 arrays avoiding 0 0 0 horizontally and 0 0 1 vertically.
A207083
Number of n X 3 0..1 arrays avoiding 0 0 0 horizontally and 0 0 1 vertically.
Terms
- a(0) =7a(1) =49a(2) =241a(3) =1117a(4) =4891a(5) =20953a(6) =88465a(7) =370753a(8) =1546879a(9) =6437929a(10) =26754673a(11) =111093277a(12) =461065507a(13) =1912995217a(14) =7935844129a(15) =32917778401a(16) =136534855735a(17) =566294540737
External references
- oeis: A207083