Last prime subtrahend at 10^n in A146759.

A146760

Last prime subtrahend at 10^n in A146759.

Terms

    a(0) =5a(1) =61a(2) =997a(3) =9929a(4) =97283a(5) =999983a(6) =9999973a(7) =99897341a(8) =999999929a(9) =9993948257a(10) =99999999761a(11) =999999999989

External references