There are exactly 26 minimal primes:2, 3, 5, 7, 11, 19, 41, 61, 89, 409, 449, 499, 881, 991, 6469, 6949, 9001, 9049, 9649, 9949, 60649, 666649, 946669, 60000049, 66000049, 66600049 ()=== Motzkin primes ===Primes that are the number of different ways of drawing non-intersecting chords on a circle between "n" points.