Number of n X 4 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 1 neighboring 1.
A296316
Number of n X 4 0..1 arrays with each 1 horizontally, vertically or antidiagonally adjacent to 1 neighboring 1.
Terms
- a(0) =4a(1) =27a(2) =96a(3) =434a(4) =1970a(5) =8470a(6) =37431a(7) =164807a(8) =723019a(9) =3180521a(10) =13980961a(11) =61446863a(12) =270126432a(13) =1187392203a(14) =5219407184a(15) =22943336005a(16) =100852689192a(17) =443321760393
External references
- oeis: A296316