Least k such that the difference between consecutive semiprimes A065516(k) equals n, or 0 if no such k exists.

A123375

Least k such that the difference between consecutive semiprimes A065516(k) equals n, or 0 if no such k exists.

Terms

    a(0) =3a(1) =1a(2) =2a(3) =4a(4) =24a(5) =6a(6) =10a(7) =56a(8) =50a(9) =78a(10) =34a(11) =320a(12) =249a(13) =186a(14) =463a(15) =762a(16) =598a(17) =1238a(18) =422a(19) =760a(20) =3760a(21) =3585a(22) =9214a(23) =1765a(24) =4112a(25) =13447a(26) =6675a(27) =4585a(28) =68498a(29) =8112

External references