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A136766 Leading digit of n! in base 16. 13
1, 1, 2, 6, 1, 7, 2, 1, 9, 5, 3, 2, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 3, 5, 8, 12, 1, 2, 3, 6, 13, 1, 3, 6, 13, 1, 4, 9, 1, 3, 8, 1, 3, 10, 1, 4, 14, 2, 7, 1, 4, 14, 2, 9, 2, 7, 1, 5, 1, 4, 1, 4, 1, 3, 15, 4, 1, 4, 1, 5, 1, 6, 1, 7, 2, 10, 3, 15, 4, 1, 7, 2, 11, 3, 1, 6, 2, 11, 4, 1, 7, 2, 1, 5, 2, 12, 4, 1, 11 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..98.

MATHEMATICA

f[n_]:=First[IntegerDigits[n!, 16]]; lst={}; Do[AppendTo[lst, f[n]], {n, 0, 2*5!}]; lst [From Vladimir Joseph Stephan Orlovsky, Jun 14 2009]

CROSSREFS

Cf. A000142, A136702, A136754, A136755, A136756, A136757, A136758, A136759, A136760, A008905, A136761, A136762, A136763, A136764, A136765.

Sequence in context: A191100 A019576 A141906 * A199501 A021386 A201936

Adjacent sequences:  A136763 A136764 A136765 * A136767 A136768 A136769

KEYWORD

base,easy,nonn

AUTHOR

Carl R. White, Jan 21 2008

STATUS

approved

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Last modified June 19 05:13 EDT 2013. Contains 226390 sequences.