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A109945 Primes p such that [p,p+2] is a pair of twin primes and (p*(p+2)-1)/2 is prime. +0
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3, 5, 11, 29, 41, 71, 137, 281, 461, 599, 641, 827, 881, 1091, 1301, 1607, 2129, 2267, 2381, 2687, 3527, 3557, 3581, 4127, 4229, 4337, 4547, 5009, 5741, 6131, 6791, 6959, 7211, 7487, 7547, 8009, 8597, 8861, 9041, 9281, 10007, 10037, 10427, 10889, 11117 (list; graph; listen)
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Last modified December 15 00:47 EST 2009. Contains 170825 sequences.


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