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A014545
Primorial primes: n such that n-th Euclid number (
A006862
(n)) = 1 + (Product of first n primes) is prime.
+0
31
1, 2, 3, 4, 5, 11, 75, 171, 172, 384, 457, 616, 643, 1391, 1613, 2122, 2647, 2673, 4413, 13494, 31260, 33237
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified November 30 13:13 EST 2009. Contains 167758 sequences.
AT&T Labs Research
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