Total number of n-digit positive integers with multiplicative digital root value 6.
A263480
Total number of n-digit positive integers with multiplicative digital root value 6.
Terms
- a(0) =1a(1) =13a(2) =141a(3) =1017a(4) =5671a(5) =36695a(6) =274919a(7) =1905346a(8) =11961897a(9) =70484777a(10) =393138130a(11) =2099243511a(12) =11182203514a(13) =61491912211a(14) =342906589613
External references
- oeis: A263480