a(n) is the numerator of 1/prime(n) + 2/prime(n-1) + 3/prime(n-2) + ... + (n-1)/3 + n/2.
A354859
a(n) is the numerator of 1/prime(n) + 2/prime(n-1) + 3/prime(n-2) + ... + (n-1)/3 + n/2.
Terms
- a(0) =1a(1) =4a(2) =71a(3) =124a(4) =11111a(5) =92402a(6) =257189a(7) =43708274a(8) =2344987003a(9) =1855369084
External references
- oeis: A354859