[2,2,3,3,3,3,3,3,3,7,7,7,7,7,7,7,7,7,7,7,7,7,7,7, 13,13,7,7,7,7,13,13,13,13,13,13,13,13,13,13,13,13, 13,13,13,13,13,13,13,13,13,13,13,13,13,13,13,13, 13,13,13,13,13,13,13,13,19,19,19,19,19,19,19,19, 19,19,19,19,19]