a(n) is the least positive integer k such that 10^(k/A386725(k)) has at least n correct decimal digits of Pi.

A385570

a(n) is the least positive integer k such that 10^(k/A386725(k)) has at least n correct decimal digits of Pi.

Terms

    a(0) =1a(1) =1a(2) =81a(3) =85a(4) =87a(5) =785a(6) =1221a(7) =5669a(8) =5669a(9) =193967a(10) =279002a(11) =296009a(12) =893696a(13) =893696a(14) =42601399a(15) =48857271a(16) =98608238a(17) =936331413

External references