Smallest semiprime ending in exactly n 2's.
A106657
Smallest semiprime ending in exactly n 2's.
Terms
- a(0) =62a(1) =22a(2) =4222a(3) =32222a(4) =622222a(5) =1222222a(6) =142222222a(7) =122222222a(8) =7222222222a(9) =62222222222a(10) =622222222222
External references
- oeis: A106657