Number of invertible prime knots with n crossings.

Terms

a(0) =0a(1) =0a(2) =1a(3) =1a(4) =2a(5) =3a(6) =7a(7) =20a(8) =47a(9) =132a(10) =365a(11) =1032a(12) =3069a(13) =8854a(14) =26712a(15) =78830