Number of nX3 1..4 arrays containing at least one of each value, and all equal values connected.
A166763
Number of nX3 1..4 arrays containing at least one of each value, and all equal values connected.
Terms
- a(0) =0a(1) =504a(2) =10560a(3) =103800a(4) =671448a(5) =3348840a(6) =14014320a(7) =51729072a(8) =173858832a(9) =543596760a(10) =1605266976a(11) =4526990088a(12) =12293408616
External references
- oeis: A166763