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A083163 Define a function f(k) by f(k) = (k*a*b*c...)/{d*e*f...), where a,b,c,...are those nonzero digits of k which do not divide k and d,e,f,... are those nonzero digits of k which divide k. a(n) = Floor[f(k)]. +0
1
1, 4, 9, 16, 25, 36, 49, 64, 81, 10, 11, 6, 39, 56, 3, 96, 119, 144, 171, 10, 42, 5, 138, 3, 10, 78 (list; graph; listen)
OFFSET

1,2

COMMENT

k = 22 is the first case for which f(k) is not an integer irself.

CROSSREFS

Sequence in context: A153211 A118881 A098733 this_sequence A068522 A048385 A057147

Adjacent sequences: A083160 A083161 A083162 this_sequence A083164 A083165 A083166

KEYWORD

base,more,nonn

AUTHOR

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Apr 25 2003

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Last modified November 27 14:50 EST 2009. Contains 167570 sequences.


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