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Today is a prime!

Using the time-honored tactic of hoping my code finishes before the heat-death of the universe, it appears that the first year that meets this criteria is: I found this with this rudimentary python ...
DqwertyC's user avatar
  • 8,248
1 vote

Prime to Prime: Get all first 25 Prime Numbers using up to 4 Primes

Using 2, 3, 5, 17 2 = 2 3 = 3 5 = 5 7 = 5 + 2 11 = 17 - 3! 13 = 5 × 2 + 3 17 = 5 × 3 + 2 19 = 17 + 2 23 = 17 + 3! 29 = 17 × 2 - 5 31 = 17 × 2 - 3 37 = 17 × 2 + 3 41 = 17 × 3 - 2 × 5 43 = 5! / 2 - ...
Toby Speight's user avatar
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12 votes

Today is a prime!

Here is a year when there definitely will be none Because A smaller example
hexomino's user avatar
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