Denominator of asymptotic density of Union{H_p: p is odd prime and p <= n-th prime}, where H_p is {K*p*(p-1)/2 : K integer}.
A231809
Denominator of asymptotic density of Union{H_p: p is odd prime and p <= n-th prime}, where H_p is {K*p*(p-1)/2 : K integer}.
Terms
- a(0) =1a(1) =3a(2) =5a(3) =5a(4) =165a(5) =165a(6) =561a(7) =561a(8) =12903a(9) =170085a(10) =170085a(11) =170085a(12) =170085a(13) =170085a(14) =55957965a(15) =141368472245
External references
- oeis: A231809