Numbers n such that (i) the sum of prime divisors of n (with repetition) is one less than the sum of prime divisors (with repetition) of n+1, and (ii) n and n+1 have the same number of prime divisors (with repetition).

A237929

Numbers n such that (i) the sum of prime divisors of n (with repetition) is one less than the sum of prime divisors (with repetition) of n+1, and (ii) n and n+1 have the same number of prime divisors (with repetition).

Terms

    a(0) =2a(1) =9a(2) =98a(3) =170a(4) =1274a(5) =4233a(6) =4345a(7) =7105a(8) =7625a(9) =14905a(10) =21385a(11) =30457a(12) =34945a(13) =66585a(14) =69874a(15) =77314a(16) =82946a(17) =98841a(18) =175354a(19) =177122a(20) =233090a(21) =236282a(22) =238017a(23) =263145a(24) =265225a(25) =295274a(26) =298082a(27) =322234a(28) =335793a(29) =336106

External references