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A122621 a(n) = n_prime(n). 1

%I #7 Jul 04 2022 11:23:19

%S 1,2,3,4,5,6,7,8,9,29,32,39,44,47,52,59,66,69,76,142,147,160,169,182,

%T 199,208,213,222,227,339,382,395,414,421,452,459,478,497,510,692,717,

%U 726,767,776,793,802,851,900,917,1145,1166,1197,1208,1259,1290,1321,1352,1363,1394

%N a(n) = n_prime(n).

%C See A122618 for notation.

%p rebase := proc(n,b)

%p local dgs;

%p dgs := convert(n,base,10) ;

%p add(op(i,dgs)*b^(i-1),i=1..nops(dgs)) ;

%p end proc:

%p A122621 := proc(n)

%p rebase(n,ithprime(n)) ;

%p end proc: # _R. J. Mathar_, May 06 2019

%K nonn,base

%O 1,2

%A _N. J. A. Sloane_, Sep 21 2006

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Last modified April 23 11:27 EDT 2024. Contains 371913 sequences. (Running on oeis4.)