a(n) is the sum of the prime factors, with repetition, of the sum of all preceding terms, with initial terms a(1)=1 and a(2)=2.

A269004

a(n) is the sum of the prime factors, with repetition, of the sum of all preceding terms, with initial terms a(1)=1 and a(2)=2.

Terms

    a(0) =1a(1) =2a(2) =3a(3) =5a(4) =11a(5) =13a(6) =12a(7) =47a(8) =49a(9) =24a(10) =167a(11) =169a(12) =503a(13) =505a(14) =1511a(15) =1513a(16) =912a(17) =432a(18) =5879a(19) =5881a(20) =600a(21) =97a(22) =204a(23) =118a(24) =512a(25) =87a(26) =148a(27) =3886a(28) =23291a(29) =23293

External references