Largest prime factor of the integer formed by truncating the decimal expansion of Pi to n places.

A078604

Largest prime factor of the integer formed by truncating the decimal expansion of Pi to n places.

Terms

    a(0) =3a(1) =31a(2) =157a(3) =349a(4) =103a(5) =314159a(6) =392699a(7) =8263a(8) =7853a(9) =9786893a(10) =28954771a(11) =157079632679a(12) =68246533a(13) =4304347a(14) =67649047a(16) =1170899a(17) =990371647a(18) =14523877a(19) =1186001a(20) =1023100457a(21) =451661057a(22) =1492315939a(24) =950007203269

External references