A031186 - OEIS

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A031186

Periods of sum of 5th powers of digits iterated until the sequence becomes periodic.

1

1, 1, 12, 22, 4, 10, 22, 28, 10, 22, 1, 12, 22, 28, 12, 22, 6, 10, 22, 28, 12, 22, 28, 12, 22, 28, 10, 22, 28, 12, 22, 28, 12, 22, 28, 10, 22, 4, 12, 22, 4, 12, 22, 28, 10, 22, 28, 10, 22, 28, 10, 22, 28, 10, 22, 4, 12, 22, 28, 12, 22, 6, 10, 22, 28, 12, 22, 28, 10, 22

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

OFFSET

0,3

LINKS

Table of n, a(n) for n=0..69.

Eric Weisstein's World of Mathematics, Digitaddition.

CROSSREFS

Sequence in context: A323083 A212958 A340688 * A078538 A278030 A286094

Adjacent sequences: A031183 A031184 A031185 * A031187 A031188 A031189

KEYWORD

nonn,base

AUTHOR

Eric W. Weisstein

EXTENSIONS

Missing a(0)=1 inserted by Sean A. Irvine, Apr 14 2020

STATUS

approved