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A004222 a(n) = 100*log_10(n) rounded down. 5
0, 30, 47, 60, 69, 77, 84, 90, 95, 100, 104, 107, 111, 114, 117, 120, 123, 125, 127, 130, 132, 134, 136, 138, 139, 141, 143, 144, 146, 147, 149, 150, 151, 153, 154, 155, 156, 157, 159, 160, 161, 162, 163, 164 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
FORMULA
a(n) = floor(100*log_10(n)). - Wesley Ivan Hurt, Mar 15 2023
MATHEMATICA
Floor[100*Log[10, Range[50]]] (* Harvey P. Dale, May 12 2012 *)
CROSSREFS
Sequence in context: A114944 A075290 A281919 * A207143 A004223 A230558
KEYWORD
nonn
AUTHOR
STATUS
approved

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Last modified July 17 08:54 EDT 2024. Contains 374361 sequences. (Running on oeis4.)