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%I #8 Jan 12 2017 07:19:52
%S 1,1,2,1,1,3,1,1,4,3,1,7,1,3,11,1,1,18,1,7,29,3,1,47,11,3,76,7,1,123,
%T 1,1,199,3,29,322,1,3,521,47,1,843,1,7,1364,3,1,2207,29,123,3571,7,1,
%U 5778,199,47,9349,3,1,15127,1,3,24476,1,521,39603,1,7,64079,843,1,103682,1,3,167761,7,199,271443,1,2207,439204,3,1,710647,3571,3,1149851,47,1
%N Greatest Lucas number that is a proper divisor of the n-th Lucas number, a(1) = 1.
%H Antti Karttunen, <a href="/A280698/b280698.txt">Table of n, a(n) for n = 1..521</a>
%F a(n) = A280696(A000204(n)).
%o (Scheme) (define (A280698 n) (A280696 (A000204 n)))
%Y Cf. A000032, A000204, A105800, A280696, A280699.
%K nonn
%O 1,3
%A _Antti Karttunen_, Jan 11 2017
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