login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A037855 Sum{d(i)-d(i-1): d(i)>d(i-1), i=1,...,m}, where Sum{d(i)*5^i: i=0,1,...,m} is base 5 representation of n. 3
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

A037855 := proc(n)

    a := 0 ;

    dgs := convert(n, base, 5);

    for i from 2 to nops(dgs) do

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

            a := a+op(i, dgs)-op(i-1, dgs) ;

        end if;

    end do:

    a ;

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

CROSSREFS

Sequence in context: A103294 A198379 A079680 * A037873 A036869 A145466

Adjacent sequences:  A037852 A037853 A037854 * A037856 A037857 A037858

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

EXTENSIONS

Definition swapped with A037846. - R. J. Mathar, Oct 19 2015

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified August 22 20:23 EDT 2019. Contains 326182 sequences. (Running on oeis4.)