Half the number of n X n X n triangular binary arrays with no array-aligned 2 X 2 X 2 subtriangle being all zero or all one.

A183278

Half the number of n X n X n triangular binary arrays with no array-aligned 2 X 2 X 2 subtriangle being all zero or all one.

Terms

    a(0) =1a(1) =3a(2) =13a(3) =80a(4) =693a(5) =8407a(6) =142362a(7) =3357612a(8) =110120153a(9) =5016480073a(10) =317135545779

External references