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A088676 Values of "i" in A087732 and the index of the prime in A087731. 4
1, 2, 2, 2, 3, 3, 3, 3, 4, 4, 5, 5, 5, 5, 6, 6, 6, 6, 6, 6, 7, 7, 8, 9, 9, 9, 9, 9, 9, 9, 10, 11, 12, 12, 14, 15, 16, 17, 17, 17, 18, 20, 20, 20, 20, 22, 22, 23, 24, 25, 25, 26, 27, 28, 30, 31, 33, 34, 36, 36, 38, 41, 44, 49, 53, 55, 56, 59, 61, 62, 63, 65, 69, 69, 78, 85, 87, 99 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..78.

EXAMPLE

17=3*P(2)#-1 and 19=3*P(2)#+1 are twin primes, so 2 is in the

sequence (the 4th term).

CROSSREFS

Cf. A002110, A087732.

Sequence in context: A072912 A025786 A085886 * A276797 A166872 A283480

Adjacent sequences:  A088673 A088674 A088675 * A088677 A088678 A088679

KEYWORD

nonn

AUTHOR

Jud McCranie, Oct 04 2003

EXTENSIONS

More terms from Ray Chandler, Oct 05 2003

STATUS

approved

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Last modified January 24 17:28 EST 2022. Contains 350565 sequences. (Running on oeis4.)