Number of numerical semigroups with Frobenius number n; that is, numerical semigroups for which the largest integer not belonging to them is n.

A124506

Number of numerical semigroups with Frobenius number n; that is, numerical semigroups for which the largest integer not belonging to them is n.

Terms

    a(0) =1a(1) =1a(2) =2a(3) =2a(4) =5a(5) =4a(6) =11a(7) =10a(8) =21a(9) =22a(10) =51a(11) =40a(12) =106a(13) =103a(14) =200a(15) =205a(16) =465a(17) =405a(18) =961a(19) =900a(20) =1828a(21) =1913a(22) =4096a(23) =3578a(24) =8273a(25) =8175a(26) =16132a(27) =16267a(28) =34903a(29) =31822

External references