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%I
%S 297,4456485,552604437,8291281429233,1028119449829329,
%T 15425912516520681549,1912814180168014341405,
%U 28699879385153403699122169,3558786956573202226705490361,53396068196303711362892876498613,6621116015128616782200943391318373
%N a(n) = gcd(t(n), t(2*n)), where t = A200218.
%C Successive records in GCD of A200218 occurred between A200218(n) and A200218(2*n). Also, A200582 shows big increases in GCD for A200218(n) and A200218(2*n-1).
%Y Cf. A200218, A200582.
%K nonn
%O 1,1
%A _Artur Jasinski_, Nov 19 2011
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