Numerators of the partial sums of 1/d(prime(k)+1), where d is the number of divisors function.
A386921
Numerators of the partial sums of 1/d(prime(k)+1), where d is the number of divisors function.
Terms
- a(0) =1a(1) =5a(2) =13a(3) =4a(4) =3a(5) =7a(6) =23a(7) =25a(8) =53a(9) =7a(10) =5a(11) =11a(12) =23a(13) =73a(14) =377a(15) =49a(16) =67a(17) =18a(18) =113a(19) =77a(20) =41a(21) =21a(22) =257a(23) =131a(24) =68a(25) =559a(26) =287a(27) =73a(28) =599a(29) =307
External references
- oeis: A386921