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A138126 Indices among the primes of the primes in A020461. 1

%I #6 Mar 30 2012 17:33:53

%S 2,14,84,86,471,481,3570,28674,28743,29448,29457,37293,37299,239128,

%T 239793,239800,239852,239864,245780,245859,246469,246541,305733,

%U 311548,311615,312235,2108429,2114208,2114772,2629825

%N Indices among the primes of the primes in A020461.

%C Indices of A054356 (The Five Hysterical Girls Theorem) are members of this sequence (See A138132).

%e a(5)=471 because A020461(5)=3343 and A000040(471)=3343, the 471st prime number.

%Y Cf. A000040, A020461, A054356, A138132.

%K easy,nonn,less

%O 1,1

%A _Omar E. Pol_, Mar 25 2008

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Last modified April 24 20:08 EDT 2024. Contains 371963 sequences. (Running on oeis4.)