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%I #3 Mar 30 2012 17:34:57
%S 11,101,1481,13001,101111,1002341,10013951,100005461,1000025261,
%T 10000057421,100000007531,1000000123691,10000000056581,
%U 100000000945721,1000000000067441,10000000001346491,100000000000325231
%N First member of smallest n-digit prime quadruplet.
%e a(5) = 13001 because the smallest 5-digit prime quadruplet is {13001, 13003, 13007, 13009}
%Y Cf. A120120.
%K base,nonn
%O 2,1
%A Julien Peter Benney (jpbenney(AT)gmail.com), Feb 23 2008
%E a(9)-a(18) from _Donovan Johnson_, May 23 2010
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