Start with n; repeatedly sum prime factors (counted with multiplicity) and add 1, until reach 1, 6 or a prime.

A029912

Start with n; repeatedly sum prime factors (counted with multiplicity) and add 1, until reach 1, 6 or a prime.

Terms

    a(0) =1a(1) =3a(2) =5a(3) =5a(4) =6a(5) =6a(6) =7a(7) =7a(8) =7a(9) =7a(10) =7a(11) =7a(12) =7a(13) =7a(14) =7a(15) =7a(16) =7a(17) =7a(18) =7a(19) =7a(20) =11a(21) =7a(22) =7a(23) =7a(24) =11a(25) =7a(26) =7a(27) =7a(28) =11a(29) =11

External references