Number of nX7 binary arrays with some 1 horizontally or vertically adjacent to some other 1 exactly once.
A268739
Number of nX7 binary arrays with some 1 horizontally or vertically adjacent to some other 1 exactly once.
Terms
- a(0) =38a(1) =1183a(2) =33170a(3) =816009a(4) =18847982a(5) =418632185a(6) =9039552112a(7) =191307160577
External references
- oeis: A268739