a(n) = numerator of b(n), where b(1) = 1, b(n+1) = (sum{k=1 to n} b(k))/product{j=1 to n} b(j).
A127678
a(n) = numerator of b(n), where b(1) = 1, b(n+1) = (sum{k=1 to n} b(k))/product{j=1 to n} b(j).
Terms
- a(0) =1a(1) =1a(2) =2a(3) =2a(4) =3a(5) =5a(6) =7a(7) =17a(8) =39a(9) =131a(10) =241a(11) =1843a(12) =33951a(13) =475103a(14) =66624833a(15) =17107028693
External references
- oeis: A127678