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A234853 Indices of primes in A234851. 0
2, 3, 4, 5, 6, 7, 9, 11, 12, 13, 15, 16, 18, 19, 20, 22, 26, 27, 29, 30, 34, 35, 37, 40, 44, 46, 48, 50, 53, 54, 55, 59, 60, 61, 62, 68, 76, 79, 80, 81, 85, 89, 91, 94, 96, 99, 100, 102, 110, 111, 112, 117, 122, 123, 125, 126, 134, 138, 139, 141, 144, 147 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..62.

PROG

(PARI) c=0; for(k=1, 1999, isprime(prime(k)-k+1)&&c++&&isprime(k)&&print1(c", "))

CROSSREFS

Cf. A000040, A000720, A014692, A234850, A234851, A234852, A234695.

Sequence in context: A039208 A039119 A140297 * A060863 A063934 A326643

Adjacent sequences:  A234850 A234851 A234852 * A234854 A234855 A234856

KEYWORD

nonn

AUTHOR

M. F. Hasler, Dec 31 2013

STATUS

approved

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Last modified May 23 07:54 EDT 2022. Contains 353961 sequences. (Running on oeis4.)