primorial prime
A primorial prime is a number that is one less or one more than a primorial and is also a prime number. The first few primorial primes are: 5, 7, 29, 31, 211, 2309, 2311, 30029.
单词 | PrimorialPrime |
释义 | primorial primeA primorial prime is a number that is one less or one more than a primorial and is also a prime number |
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