A004430 - OEIS (original) (raw)

0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 2, 2, 2, 3, 3, 3, 3, 3, 0, 2, 2, 3, 3, 4, 4, 4, 4, 5, 0, 2, 3, 3, 4, 4, 5, 5, 5, 6, 0, 2, 3, 4, 4, 5, 5, 6, 6, 6, 0, 3, 4, 4, 5, 5, 6, 6, 7, 7, 0, 3, 4, 5, 5, 6, 6, 7, 7, 8, 0, 3, 4, 5, 6, 6, 7, 7, 8, 8, 0, 3, 4, 5, 6, 7, 7, 8, 8, 9, 0, 3, 5, 6, 6, 7, 8, 8, 9, 9, 0, 0, 0, 0, 0, 0, 0, 0

MATHEMATICA

Ceiling[GeometricMean/@IntegerDigits[Range[0, 110]]] (* Harvey P. Dale, Jun 21 2011 *)