Number of sets of cycle graphs of 2n nodes where the 2-colored edges alternate colors.

A054479

Number of sets of cycle graphs of 2n nodes where the 2-colored edges alternate colors.

Terms

    a(0) =1a(1) =0a(2) =6a(3) =120a(4) =6300a(5) =514080a(6) =62785800a(7) =10676746080

External references