Number of nX3 0..1 arrays with each 1 adjacent to 1, 2 or 4 king-move neighboring 1s.
A296734
Number of nX3 0..1 arrays with each 1 adjacent to 1, 2 or 4 king-move neighboring 1s.
Terms
- a(0) =4a(1) =31a(2) =126a(3) =575a(4) =2832a(5) =13322a(6) =62874a(7) =299056a(8) =1418177a(9) =6723333a(10) =31896327a(11) =151295253a(12) =717601109a(13) =3403806391a(14) =16145223273a(15) =76580830416a(16) =363243440911
External references
- oeis: A296734