Number of perfect matchings in graph P_{2} X P_{6} X P_{n}.

A028450

Number of perfect matchings in graph P_{2} X P_{6} X P_{n}.

Terms

    a(0) =1a(1) =13a(2) =1681a(3) =112485a(4) =9049169a(5) =692276437a(6) =53786626921

External references