a(n) is the starting position of the first occurrence of a string of n 2's in the decimal expansion of Pi.
A050281
a(n) is the starting position of the first occurrence of a string of n 2's in the decimal expansion of Pi.
Terms
- a(0) =6a(1) =135a(2) =1735a(3) =4902a(4) =65260a(5) =963024a(6) =82599811a(7) =175820910a(8) =1270311937a(9) =20717271655a(10) =225023890967
External references
- oeis: A050281