Last prime subtrahend at 10^n in A146757.
A146758
Last prime subtrahend at 10^n in A146757.
Terms
- a(0) =7a(1) =97a(2) =983a(3) =9941a(4) =99839a(5) =999983a(6) =9998239a(7) =99999989a(8) =999950881a(9) =9999999929a(10) =99999999833a(11) =999999999989
External references
- oeis: A146758