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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 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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