[7,7,7,7,7,13,7,7,13,13,7,7,17,13,7,17,7,7,19,7, 13,17,13,7,7,19,7,13,17,7,7,17,23,13,19,7,13,7,19, 13,7,17,7,23,7,13,17,19,7,23,7,17,7,7,13,19,7,13, 17,19,7,29,23,13,7,19,29,17,7,13,7,23,13,7,31,7, 23,17,19,13,17,7]