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131 (another Prime Pages' Curiosity) |
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Single Curio View: (Seek other curios for this number) The sum of 2 + 3 + 4 + ... + 19 minus the sum of primes less than 19. [Trotter]
Submitted: 2001-07-31 21:18:08; Last Modified: 2011-08-01 12:35:01.
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