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A091826 a(n) = (1/n)*(1+A000254(n)-n) as n runs through the primes. 0

%I #8 Feb 27 2023 08:46:22

%S 1,3,54,1866,10958530,1523289156,71965034739952,22713955095665178,

%T 4197346376195350706086,1207862068271027767810096022068,

%U 1068238305254443248937595170683870,1562962037194040089900589886917581740972972,3510829028264238204864812583698673210331036097560

%N a(n) = (1/n)*(1+A000254(n)-n) as n runs through the primes.

%p a:= n-> (p-> (1+abs(Stirling1(p+1, 2))-p)/p)(ithprime(n)):

%p seq(a(n), n=1..14); # _Alois P. Heinz_, Feb 27 2023

%Y Cf. A000040, A000254.

%K nonn

%O 1,2

%A _Benoit Cloitre_, Mar 09 2004

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Last modified April 24 09:42 EDT 2024. Contains 371935 sequences. (Running on oeis4.)