primorial (English, noun)
expansion: primorial (plural primorials)
Senses:
topics: mathematics
number-theory
sciences
glosses: Any number belonging to the integer sequence whose nth element is the product of the first n primes.
topics: mathematics
number-theory
sciences
glosses: A unary operation, denoted by the postfix symbol # and defined on the nonnegative integers, which maps 0 to 1, 1 to 1, and each subsequent number to the product of all primes less than or equal to it; the value mapped to by said operation for a given input.
Forms:
form: primorials
tags: plural