a(n) = denominator(N), where N = 0.135..(2n-1) is the concatenation of the first n odd numbers after decimal point.
A078259
a(n) = denominator(N), where N = 0.135..(2n-1) is the concatenation of the first n odd numbers after decimal point.
Terms
- a(0) =10a(1) =100a(2) =200a(3) =10000a(4) =100000a(5) =10000000a(6) =1000000000a(7) =20000000000
External references
- oeis: A078259