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a(n)=c-th digit of A000796(n) where c=n-th composite.
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%I #2 Mar 31 2012 21:03:15

%S 1,9,2,6,5,3,8,7,9,3,3,4,6,2,4,3,3,8,3,7,5,0,2,8,8,1,9,7,6,3,9,9,7,5,

%T 1,0,5,2,0,9,7,4,4,5,9,2,3,0,8,1,6,0,2,8,6,2,0,9,9,8,2,8,0,3,4,2,5,3,

%U 4,2,1,1,0,6,7,8,1,4,8,8,5,1,3,8,2,3,0,6,6,4,7,0,9,3,8

%N a(n)=c-th digit of A000796(n) where c=n-th composite.

%C A000796 is the decimal expansion of Pi.

%Y Cf. A000796, A002808, A090201.

%K nonn,base

%O 1,2

%A Vladislav-Stepan Malakhovsky and _Juri-Stepan Gerasimov_, May 07 2009