Euler's totient of floor(Pi*10^n), Pi=3.14....

A089288

Euler's totient of floor(Pi*10^n), Pi=3.14....

Terms

    a(0) =2a(1) =30a(2) =156a(3) =2088a(4) =24480a(5) =314158a(6) =1570792a(7) =15697800a(8) =142466688a(9) =2074821104a(10) =20847434400a(11) =157079632678

External references