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A112583
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Lengths of the loop of the sequences "Sum of last n digits" beginning with (n-1) zeros followed by digit 4.
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0
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1, 8, 4, 50, 171, 39, 461, 78, 12203, 312, 318880, 2184, 57725, 5804, 1401, 3251
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OFFSET
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1,2
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LINKS
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EXAMPLE
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a(5)=171 because the sum of last five *digits* of the sequence beginning with 0,0,0,0,4, (four zeros followed by a 4) enters in a loop whose length is 171 terms; so a(5)=171
a(6)=39 because "Sum of last six digits" beginning with 0,0,0,0,0,4 enters in a cycle of 39 terms.
Computed by Michael D Beeler.
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CROSSREFS
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KEYWORD
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base,easy,nonn
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AUTHOR
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STATUS
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approved
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