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 A004426 Arithmetic mean of digits of n (rounded down). 12
 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 0, 1, 1, 2, 2, 3, 3, 4, 4, 5, 1, 1, 2, 2, 3, 3, 4, 4, 5, 5, 1, 2, 2, 3, 3, 4, 4, 5, 5, 6, 2, 2, 3, 3, 4, 4, 5, 5, 6, 6, 2, 3, 3, 4, 4, 5, 5, 6, 6, 7, 3, 3, 4, 4, 5, 5, 6, 6, 7, 7, 3, 4, 4, 5, 5, 6, 6, 7, 7, 8, 4, 4, 5, 5, 6, 6, 7, 7, 8, 8, 4, 5, 5, 6, 6, 7, 7, 8, 8, 9, 0, 0, 1, 1, 1, 2, 2, 2 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,3 COMMENTS A004427(n) <= a(n); a(A061383(n)) = A004427(A061383(n)); a(A000040(n)) = A074461(n). [From Reinhard Zumkeller, May 27 2010] LINKS Reinhard Zumkeller, Table of n, a(n) for n = 0..10000 FORMULA a(n) = floor(A007953(n)/A055642(n)). [From Reinhard Zumkeller, May 27 2010] MATHEMATICA Table[Floor[Mean[IntegerDigits[n]]], {n, 0, 99}] (* Enrique Pérez Herrero, Sep 28 2013 *) PROG (Haskell) a004426 n = (a007953 n) `div` (a055642 n) -- Reinhard Zumkeller, Jun 18 2013 CROSSREFS Cf. A175688. Sequence in context: A031298 A004428 A004429 * A262188 A004430 A285094 Adjacent sequences:  A004423 A004424 A004425 * A004427 A004428 A004429 KEYWORD nonn,base AUTHOR STATUS approved

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Last modified January 24 01:05 EST 2020. Contains 331178 sequences. (Running on oeis4.)