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A037821 Number of i such that d(i)>d(i-1), where Sum{d(i)*6^i: i=0,1,....,m} is base 6 representation of n. 2
0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0, 0, 0, 1, 1, 1, 1, 0, 0, 1, 1, 1, 1, 1, 0, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 0, 0, 0, 0, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,78

LINKS

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

MAPLE

A037821 := proc(n)

    a := 0 ;

    dgs := convert(n, base, 6);

    for i from 2 to nops(dgs) do

        if op(i, dgs)>op(i-1, dgs) then

            a := a+1 ;

        end if;

    end do:

    a ;

end proc: # R. J. Mathar, Oct 16 2015

CROSSREFS

Cf. A037804.

Sequence in context: A182533 A173120 A025920 * A316863 A037911 A176046

Adjacent sequences:  A037818 A037819 A037820 * A037822 A037823 A037824

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

EXTENSIONS

Sign in name corrected. - R. J. Mathar, Oct 16 2015

STATUS

approved

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Last modified May 31 12:48 EDT 2020. Contains 334748 sequences. (Running on oeis4.)