Number of Boolean functions of n variables and rank 3 from Post class F(5,inf).

A051375

Number of Boolean functions of n variables and rank 3 from Post class F(5,inf).

Terms

    a(0) =0a(1) =0a(2) =9a(3) =66a(4) =345a(5) =1590a(6) =6909a(7) =29106a(8) =120465a(9) =493230a(10) =2005509a(11) =8116746a(12) =32744985a(13) =131801670a(14) =529647309a(15) =2125861986a(16) =8525167905a(17) =34165634910a(18) =136857036309a(19) =548010848826

External references