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A188284 Finite sequence of numbers n such that iterations for the map r -> A061602(r) starting with n ends with the same number n. 2
1, 2, 145, 169, 871, 872, 1454, 40585, 45361, 45362, 363601 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
See A173447 = the number of iterations for the map r -> A061602(r), A061602 = sum of factorials of the digits of n.
Superset of A014080 (factorions).
LINKS
EXAMPLE
Number 169 is in sequence because 169 -> 363601 -> 1454 -> 169.
CROSSREFS
Sequence in context: A103207 A093002 A074319 * A306955 A228507 A254499
KEYWORD
nonn,base
AUTHOR
Jaroslav Krizek, Mar 26 2011
STATUS
approved

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Last modified February 21 02:30 EST 2024. Contains 370219 sequences. (Running on oeis4.)