a(n) = smallest even number 2m such that value of odd harmonic series Sum_{j=0..m} 1/(2j) is > n.
A056054
a(n) = smallest even number 2m such that value of odd harmonic series Sum_{j=0..m} 1/(2j) is > n.
Terms
- a(0) =8a(1) =62a(2) =454a(3) =3348a(4) =24734a(5) =182760a(6) =1350428a(7) =9978382a(8) =73730824a(9) =544801200a(10) =4025566630a(11) =29745137662a(12) =219788490858
External references
- oeis: A056054