Search: id:A092988
Results 1-1 of 1 results found.

%I A092988
%S A092988 1,2,3,4,4,6,6,8,6,6,10,12,12,12,15,12,10,12,18,20,18,12,15,24,24,20,15,
%T A092988 24,28,24,30,20,30,24,35,36,30,20,36,36,40,36,30,28,30,36,35,48,36,40,
%U A092988 45,48,40,48,45,40,30,48,42,60,60,40,45,48,60,60,60,60,36,60,70,60,60
%N A092988 Least number k < n such that n*k has the maximum number of divisors.
%e A092988 a(14) = 6 as 14*6 = 84= 2^2*3*7 has 12 divisors, though 14*9 = 126 = 
               3^2*2*7 also has 12 divisors but 9 > 6.
%e A092988 a(15) = 12 as 180 has 18 divisors 15*14 = 210 has 16 divisors.
%t A092988 Do[x = y = 0; For[k = 1, k < n, k++, d = Length[Divisors[n*k]]; If[d 
               > x, x = d; y = k]]; Print[y], {n, 2, 50}] (Propper)
%Y A092988 Cf. A092989.
%Y A092988 Sequence in context: A160680 A061984 A063208 this_sequence A138768 A111939 
               A003962
%Y A092988 Adjacent sequences: A092985 A092986 A092987 this_sequence A092989 A092990 
               A092991
%K A092988 nonn
%O A092988 2,2
%A A092988 Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Mar 28 2004
%E A092988 35 more terms from Ryan Propper (rpropper(AT)stanford.edu), Jul 25 2005
%E A092988 More terms from David Wasserman (dwasserm(AT)earthlink.net), Aug 22 2006

Search completed in 0.001 seconds