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A055866
Largest number that has the same number of digits in base 10 and base n, or 0 if no such number exists.
1
1, 2, 15, 124, 1295, 117648, 1073741823, 109418989131512359208, 0, 9999999999999999999999999, 9999999999999, 999999999, 9999999, 999999, 99999, 99999, 9999, 9999, 9999, 9999, 999, 999, 999, 999, 999, 999, 999, 999, 999
OFFSET
2,2
COMMENTS
a(10)=infinity, a(22)-a(31)=999, a(32-99)=99, a(n)=9 for n >= 100.
EXAMPLE
117648 is "666666" in base 7, larger numbers have more base 7 digits than base 10 digits.
CROSSREFS
Sequence in context: A085228 A365157 A341726 * A364978 A051407 A371580
KEYWORD
base,nonn
AUTHOR
Jud McCranie, May 13 2000
STATUS
approved