A232543 - OEIS

A232543

Indices of primes in A100683.

1, 2, 3, 4, 7, 11, 12, 27, 32, 119, 127, 136, 611, 755, 872, 1676, 5363, 15623, 27564, 42679, 54576, 74123, 91043, 104331

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OFFSET

1,2

COMMENTS

a(25) > 2*10^5.

LINKS

FORMULA

A100683(a(n)) = A232542(n). - Arthur O'Dwyer, 25 Jul 2024

MATHEMATICA

a={-1, 2, 2}; Print[1], Print[2]; For[n=3, n<=1000, n++, sum=Plus@@a; If[PrimeQ[sum], Print[n]]; a=RotateLeft[a]; a[[3]]=sum]

CROSSREFS

KEYWORD

nonn

AUTHOR

Robert Price, Nov 25 2013

EXTENSIONS

Name clarified by Arthur O'Dwyer, Jul 25 2024

STATUS

approved