A168434 - OEIS

%I #6 Mar 30 2012 18:52:37

%S 1,2,4,6,9,11,15,17,21,27,29,35,39,41,45,51,57,59,65,69,71,77,81,87,

%T 95,95,97,101,103,110,121,128,131,133,143,148,151,157,161,167,173,178,

%U 188,187,191,193,208,220,224,226,227,233,235,245,251,257,263,265,271,275

%N n-th prime minus number of distinct transpositions of digits of n-th prime.

%F a(n)=A000040(n)-A168353(n).

%K nonn,base,easy,less

%O 1,2

%A _Juri-Stepan Gerasimov_, Nov 25 2009

%E Corrected (10 replaced by 9, 98 by 95, 196 by 193, 230 by 227) by _R. J. Mathar_, Jun 04 2010