Wednesday, October 6, 2010
Amazing Number Facts No (part 2)
Here is a remarkable formula: f(n) = n2-n+41 f(1) = 12-1+41 = 41 a prime number f(2) = 22-2+41 = 43 a prime number f(3) = 32-3+41 = 47 a prime number f(4) = 42-4+41 = 53 a prime number How many prime numbers does this formula produce? A formula that always produces prime numbers in this way has never been found. So just how
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