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%I #5 Jul 12 2012 00:39:47
%S 1,8,71,72,73,74,75,76,77,78,79,80,701,712,723,734,745,756,767,778,
%T 789,800,7001,7011,7021,7031,7041,7051,7061,7071,7081,7091,7102,7112,
%U 7122,7132,7142,7152,7162,7172,7182,7192,7203,7213
%N a(n)=(s(n)+3)/10, where s(n)=n-th base 10 palindrome that starts with 7.
%K nonn,base
%O 1,2
%A _Clark Kimberling_
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