Number of nX3 0..1 arrays with every element equal to 1, 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.
A298275
Number of nX3 0..1 arrays with every element equal to 1, 2, 3, 4 or 5 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =18a(2) =129a(3) =873a(4) =6013a(5) =41437a(6) =285280a(7) =1964290a(8) =13524686a(9) =93121972a(10) =641174645a(11) =4414695072a(12) =30396602133a(13) =209290433195
External references
- oeis: A298275