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A165330 Result of repeatedly replacing a number with the sum of the cubes of its digits until a fixed point or cycle is reached. 17
0, 1, 371, 153, 133, 371, 153, 370, 371, 153, 1, 371, 153, 133, 371, 153, 217, 371, 153, 370, 371, 153, 217, 371, 153, 133, 371, 153, 133, 371, 153, 133, 371, 153, 370, 371, 153, 370, 371, 153, 133, 371, 153, 370, 371, 153, 133, 407, 153, 1459, 371, 153, 133 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
COMMENTS
Range = A046156;
for n>0: a(n) = 153 iff n mod 3 = 0, see A008585; a(A165340(n,k))=153, 0<=k<=n;
a(n) = 371 or a(n) = 407 iff n mod 3 = 2, see A016789.
LINKS
CROSSREFS
Cf. A031179.
Sequence in context: A254288 A281858 A037232 * A051182 A281860 A161362
KEYWORD
base,nonn
AUTHOR
Reinhard Zumkeller, Sep 17 2009
STATUS
approved

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Last modified March 18 22:56 EDT 2024. Contains 370952 sequences. (Running on oeis4.)