[1,2,6,9,15,20,28,35,45,54,66,77,91,104,120,135, 153,170,190,209,231,252,276,299,325,350,378,405, 435,464,496,527,561,594,630,665,703,740,780,819, 861,902,946,989,1035,1080,1128,1175,1225,1274, 1326,1377,1431,1484]