%I A058988
%S A058988 1,1,1,2,30,3,14,12,18,5,33,6,26,21,3,8,51,9,38,5,28,11,92,8,50,0,9,14,
%T A058988 116,15,93,8,66,17,105,18,74,0,156,20,492,21,86,22,60,23,0,16,147,0,17,
%U A058988 26,212,27,330,14,114,29,354,30,61,186,9,16,260,33,201,17,138,35,426
%N A058988 For a rational number p/q let f(p/q) = p*q divided by number of divisors
of p+q; a(n) is obtained by iterating f, starting at n/1, until an
integer is reached, or if no integer is ever reached then a(n) =
0.
%Y A058988 Cf. A058972, A058971, A058977.
%Y A058988 Sequence in context: A112784 A114533 A087194 this_sequence A078690 A071056
A075716
%Y A058988 Adjacent sequences: A058985 A058986 A058987 this_sequence A058989 A058990
A058991
%K A058988 nonn,easy
%O A058988 1,4
%A A058988 N. J. A. Sloane (njas(AT)research.att.com), Jan 17 2001
%E A058988 More terms from Naohiro Nomoto (6284968128(AT)geocities.co.jp), Jul 20
2001
|