The first few cuban primes of this form are ::13, 109, 193, 433, 769, 1201, 1453, 2029, 3469, 3889, 4801, 10093, 12289, 13873, 18253, 20173, 21169, 22189, 28813, 37633, 43201, 47629, 60493, 63949, 65713, 69313The name "cuban prime" has to do with the role cubes (third powers) play in the equations, and has nothing to do with Cuba.
Drugi dve od teh enačb sta:: formula_6Poenostavi se v formula_7.