Numbers with multiplicative digital root of 5 that are free of 1s and have their digits in ascending order.
A371561
Numbers with multiplicative digital root of 5 that are free of 1s and have their digits in ascending order.
Terms
- a(0) =5a(1) =35a(2) =57a(3) =355a(4) =359a(5) =557a(6) =579a(7) =3335a(8) =3357a(9) =5579a(10) =5777a(11) =33557a(12) =35559a(13) =333555a(14) =357799a(15) =557779a(16) =3335779a(17) =3355777a(18) =33333577
External references
- oeis: A371561