Numbers n such that the smallest exponent k for n and n^k to have common digits is 4.
A253602
Numbers n such that the smallest exponent k for n and n^k to have common digits is 4.
Terms
- a(0) =22a(1) =47a(2) =92a(3) =157a(4) =187a(5) =188a(6) =192a(7) =552a(8) =558a(9) =577a(10) =707a(11) =772a(12) =922a(13) =2522a(14) =8338a(15) =17177a(16) =66888a(17) =575757a(18) =929522a(19) =1717177a(20) =8888588
External references
- oeis: A253602