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A037873 (1/2)*Sum{|d(i)-e(i)|}, where Sum{d(i)*5^i} is base 5 representation of n and e(i) are digits d(i) in nonincreasing order, for i=0,1,...,m. 2
0, 0, 0, 0, 1, 0, 0, 0, 0, 2, 1, 0, 0, 0, 3, 2, 1, 0, 0, 4, 3, 2, 1, 0, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 2, 1, 0, 0, 0, 3, 2, 1, 0, 0, 4, 3, 2, 1, 0, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 2, 1, 0, 0, 0, 3, 2, 1, 0, 0, 4, 3, 2, 1, 0, 3, 3, 3, 3, 3, 3, 2, 2, 2, 2, 3, 2, 1, 1, 1, 3 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,10

LINKS

Table of n, a(n) for n=1..90.

MAPLE

A037873 := proc(n)

    local a, dgs, dgsE ;

    a := 0 ;

    dgs := convert(n, base, 5);

    dgsE := sort(dgs, `>`) ;

    for i from 1 to nops(dgs) do

        a := a+ abs(op(i, dgs)-op(i, dgsE)) ;

    end do:

    a/2 ;

end proc: # R. J. Mathar, Oct 19 2015

CROSSREFS

Sequence in context: A198379 A079680 A037855 * A036869 A145466 A036868

Adjacent sequences:  A037870 A037871 A037872 * A037874 A037875 A037876

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

EXTENSIONS

Definition swapped with A037882. - R. J. Mathar, Oct 19 2015

STATUS

approved

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Last modified August 18 08:57 EDT 2019. Contains 326077 sequences. (Running on oeis4.)