a(n) is the least k such that the sum of the first k numbers with n prime factors, counted with multiplicity, is prime.

A376480

a(n) is the least k such that the sum of the first k numbers with n prime factors, counted with multiplicity, is prime.

Terms

    a(0) =1a(1) =3a(2) =6a(3) =8a(4) =15a(5) =24a(6) =68a(7) =68a(8) =103a(9) =179a(10) =280a(11) =432a(12) =681a(13) =1078a(14) =1705a(15) =2630a(16) =4110a(17) =6414a(18) =10029a(19) =15611a(20) =24297a(21) =37746a(22) =58506a(23) =90631a(24) =140203a(25) =216630a(26) =334543a(27) =516159a(28) =795637a(29) =1225649

External references