a(n) is the lower end of a record gap A349995(n) between consecutive odd squarefree semiprimes (A046388).

A350098

a(n) is the lower end of a record gap A349995(n) between consecutive odd squarefree semiprimes (A046388).

Terms

    a(0) =15a(1) =21a(2) =95a(3) =267a(4) =2369a(5) =6559a(6) =8817a(7) =13705a(8) =15261a(9) =21583a(10) =35981a(11) =66921a(12) =113009a(13) =340891a(14) =783757a(15) =872219a(16) =3058853a(17) =3586843a(18) =5835191a(19) =12345473a(20) =108994623a(21) =248706917a(22) =268749691a(23) =679956119a(24) =709239621a(25) =3648864859a(26) =3790337723a(27) =4171420481a(28) =33955869693a(29) =34279038379

External references