Two-colorings of triangular arrays under rotational symmetries.

A241806

Two-colorings of triangular arrays under rotational symmetries.

Terms

    a(0) =1a(1) =2a(2) =4a(3) =24a(4) =352a(5) =10944a(6) =699136a(7) =89479168a(8) =22906494976a(10) =22906494976

External references