Number of n X 3 arrays containing 3 copies of 0..n-1 with every element equal to or 1 greater than any north neighbor modulo n and the upper left element equal to 0.
A267748
Number of n X 3 arrays containing 3 copies of 0..n-1 with every element equal to or 1 greater than any north neighbor modulo n and the upper left element equal to 0.
Terms
- a(0) =1a(1) =10a(2) =39a(3) =118a(4) =313a(5) =780a(6) =1789a(7) =4024a(8) =8793a(9) =18760a(10) =39577a(11) =82662a(12) =170677a(13) =350758a(14) =717189a(15) =1458604a(16) =2959003a(17) =5987586
External references
- oeis: A267748