Number of nonalternating prime knots with n crossings.

Terms

a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =0a(6) =0a(7) =3a(8) =8a(9) =42a(10) =185a(11) =888a(12) =5110a(13) =27436a(14) =168030a(15) =1008906a(16) =6283414a(17) =39866181a(18) =253511073