Sevens: 7x1=7 7x2=14 7x3=21 7x4=28 7x5=35 7x6=42 7x7=49 7x8=56 7x9=63 7x10=70 7x11=77 7x12=84 7x13=91 7x14=98 7x15=105 7x16=112 7x17=119 7x18=126 7x19=133 7x20=140 Thirteens: 13x1=13 13x2=26 13x3=39 13x4=52 13x5=65 13x6=78 13x7=91 13x8=104 13x9=117 13x10=130 13x11=143 13x12=156 13x13=169 13x14=182 13x15=195 13x16=208 13x17=221 13x18=234 13x19=247 13x20=260
C2A
