Number of Cartesian lattice points in or on the circle x^2 + y^2 = 10^n.
A068785
Number of Cartesian lattice points in or on the circle x^2 + y^2 = 10^n.
Terms
- a(0) =5a(1) =37a(2) =317a(3) =3149a(4) =31417a(5) =314197a(6) =3141549a(7) =31416025a(8) =314159053a(9) =3141592409a(10) =31415925457a(11) =314159264013
External references
- oeis: A068785