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

A028477

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

Terms

    a(0) =1a(1) =2a(2) =20a(3) =108a(4) =725a(5) =4480a(6) =28561a(7) =179928a(8) =1138660a(9) =7193450a(10) =45474461a(11) =287400960a(12) =1816564229a(13) =11481464878a(14) =72568802500a(15) =458669938608

External references