a(n) = Sum_{d|n} Moebius(n/d)*d^(b-1)/phi(n) for b = 12.
A160960
a(n) = Sum_{d|n} Moebius(n/d)*d^(b-1)/phi(n) for b = 12.
Terms
- a(0) =1a(1) =2047a(2) =88573a(3) =2096128a(4) =12207031a(5) =181308931a(6) =329554457a(7) =2146435072a(8) =5230147077a(9) =24987792457a(10) =28531167061a(11) =185660345344a(12) =149346699503a(13) =674597973479
External references
- oeis: A160960