Number of numbers below 10^n with nonzero multiplicative digital root 8.
A051828
Number of numbers below 10^n with nonzero multiplicative digital root 8.
Terms
- a(0) =1a(1) =24a(2) =252a(3) =2788a(4) =31923a(5) =352105a(6) =3700992a(7) =37619035a(8) =375300388a(9) =3721757919a(10) =37050089673a(11) =372206961122
External references
- oeis: A051828