A037902 - OEIS

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A037902

a(n)=(greatest base 8 digit of n)-(least base 8 digit of n).

0, 0, 0, 0, 0, 0, 0, 1, 0, 1, 2, 3, 4, 5, 6, 2, 1, 0, 1, 2, 3, 4, 5, 3, 2, 1, 0, 1, 2, 3, 4, 4, 3, 2, 1, 0, 1, 2, 3, 5, 4, 3, 2, 1, 0, 1, 2, 6, 5, 4, 3, 2, 1, 0, 1, 7, 6, 5, 4, 3, 2, 1, 0, 1, 1, 2, 3, 4, 5, 6, 7, 1, 0, 1, 2, 3, 4, 5, 6, 2, 1, 1, 2, 3, 4, 5, 6, 3, 2, 2

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,11

LINKS

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

MATHEMATICA

gb8lb8[n_]:=Module[{idn8=IntegerDigits[n, 8]}, Max[idn8]-Min[idn8]]; gb8lb8/@ Range[100] (* Harvey P. Dale, Nov 14 2014 *)

CROSSREFS

Sequence in context: A030106 A255592 A037894 * A037840 A165091 A192514

Adjacent sequences: A037899 A037900 A037901 * A037903 A037904 A037905

KEYWORD

nonn,base

AUTHOR

Clark Kimberling

STATUS

approved