The number of numerical sets S with atom monoid A(S) equal to {0,n+1,n+2,n+3,n+4,...}.

A158291

The number of numerical sets S with atom monoid A(S) equal to {0,n+1,n+2,n+3,n+4,...}.

Terms

    a(0) =1a(1) =2a(2) =3a(3) =6a(4) =10a(5) =20a(6) =37a(7) =74a(8) =140a(9) =280a(10) =542a(11) =1084a(12) =2118a(13) =4236a(14) =8337a(15) =16674

External references