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A111298
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Add the digits of the first number to give the second; the first number multiplied by the second gives the third. The third number becomes the first in a new "set" of three.
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0
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15, 6, 90, 9, 810, 9, 7290, 18, 131220, 9, 1180980, 27, 31886460, 36, 1147912560, 36, 41324852160, 36, 1487694677760, 72, 107114016798720, 54, 5784156907130880, 72, 416459297313423360, 72, 29985069406566481920, 99, 2968521871250081710080
(list;
graph;
refs;
listen;
history;
text;
internal format)
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OFFSET
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0,1
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LINKS
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CROSSREFS
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KEYWORD
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nonn,base
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AUTHOR
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Chris Dawson (chris(AT)irjsoftware.com), based on an email from Graham Rees, Nov 02 2005
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EXTENSIONS
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STATUS
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approved
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