Number of edge cuts in the n-gear graph.

Terms

a(0) =1a(1) =5a(2) =45a(3) =419a(4) =3665a(5) =30795a(6) =253137a(7) =2056059a(8) =16589761a(9) =133362635a(10) =1069841265a(11) =8572141979a(12) =68638314785a(13) =549385589355