0+3=3, 3+5=8, 8+7= 15, 15+9=24, 24+11 =35, 35+13=48 so ans is 63
63 is the answer
0+3=3 3+5=8 8+7=15 15+9=24 24+11=35 35+13=48 48+15=63 ans
63 +3 +5 +7 +9 +11 +13 +15
0 3 8 15 24 35 48 63 3 5 7 9 11 13 15