[0,1,3,6,10,15,21,28,36,45,55,66,78,91,105,120, 136,153,171,190,210,231,253,276,300,325,351,378, 406,435,465,496,16,49,83,118,154,191,229,268,308, 349,391,434,478,11,57,104,152,201,251,302,354,407, 461,4,60,117,175,234]