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Search: id:A115753
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| A115753 |
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If a(n) is a k-digit number, a(n+1) is the product of the number formed by the initial k-1 digits of a(n) and the final digit of a(n). If k=1, set a(n+1) = 0. |
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+0
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| 11419, 10269, 9234, 3692, 738, 584, 232, 46, 24, 8, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0
(list; graph; listen)
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OFFSET
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1,1
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COMMENT
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Not very interesting because there are infinitely many such sequences. Inlcuded because it appeared somewhere on a test. - N. J. A. Sloane (njas(AT)research.att.com), Jul 21 2006
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EXAMPLE
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369*2=738, 73*8=584, 58*4=232, etc.
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CROSSREFS
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Sequence in context: A082440 A083975 A157655 this_sequence A154064 A140922 A023071
Adjacent sequences: A115750 A115751 A115752 this_sequence A115754 A115755 A115756
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KEYWORD
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nonn,base,less
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AUTHOR
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Jen Mason (jenmas21(AT)yahoo.com), Mar 29 2006
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EXTENSIONS
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Definition supplied by R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Apr 02 2006
Extra terms at beginning supplied by Denis Borris, Jul 21 2006
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