a(n) = numerator of b(n), where b(1)=1, b(n+1) = sum{k|n} 1/b(k).
A127939
a(n) = numerator of b(n), where b(1)=1, b(n+1) = sum{k|n} 1/b(k).
Terms
- a(0) =1a(1) =1a(2) =2a(3) =3a(4) =8a(5) =11a(6) =71a(7) =93a(8) =319a(9) =1143a(10) =26821a(11) =35965a(12) =11013191a(13) =13386881a(14) =2977385045a(15) =52264524083
External references
- oeis: A127939