a(n) is the sum of the prime factors (with repetition) of the sum of the preceding terms; a(1)=a(2)=1.
A268868
a(n) is the sum of the prime factors (with repetition) of the sum of the preceding terms; a(1)=a(2)=1.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =4a(4) =6a(5) =9a(6) =23a(7) =25a(8) =71a(9) =73a(10) =48a(11) =263a(12) =265a(13) =120a(14) =911a(15) =913a(16) =552a(17) =192a(18) =85a(19) =27a(20) =35a(21) =53a(22) =296a(23) =66a(24) =455a(25) =289a(26) =48a(27) =188a(28) =5021a(29) =5023
External references
- oeis: A268868