Number of n X 3 0..1 arrays with each 1 adjacent to 0 or 3 king-move neighboring 1's.
A295913
Number of n X 3 0..1 arrays with each 1 adjacent to 0 or 3 king-move neighboring 1's.
Terms
- a(0) =5a(1) =13a(2) =39a(3) =115a(4) =337a(5) =993a(6) =2919a(7) =8587a(8) =25257a(9) =74289a(10) =218511a(11) =642715a(12) =1890449a(13) =5560465a(14) =16355255a(15) =48106475a(16) =141497817a(17) =416194129a(18) =1224171199a(19) =3600711835a(20) =10590941633a(21) =31151630513a(22) =91627743527a(23) =269508954923a(24) =792719257161
External references
- oeis: A295913