Number of nonisomorphic partial functional graphs with n points which are not functional graphs.

A127911

Number of nonisomorphic partial functional graphs with n points which are not functional graphs.

Terms

    a(0) =0a(1) =1a(2) =3a(3) =9a(4) =26a(5) =74a(6) =208a(7) =586a(8) =1647a(9) =4646a(10) =13135a(11) =37247a(12) =105896a(13) =301880a(14) =862498a(15) =2469480a(16) =7083690a(17) =20353886a(18) =58571805a(19) =168780848a(20) =486958481a(21) =1406524978a(22) =4066735979a(23) =11769294050a(24) =34090034328a(25) =98820719105a(26) =286672555274

External references