10, 12,14,16, 18, 20,21,22,23,24,25, 26,27, 28, 29, 30,32,34,36, 38,40,41,42,43,44,45,46,47,48,49,50,52,54,56,58,60,61,62,63,64,65,66,67,68,69,70,72,74,76,78,80,81,82,83,84,85,86,87,88,89,90,92,94,96,98. numere naturale de doua cifre ce au cel putin o cifra para.
