Pieces =  21
cksum.aa = 3880788698 240640
cksum.ab = 3811999106 240640
cksum.ac = 3549951766 240640
cksum.ad = 832517965 240640
cksum.ae = 1338789110 240640
cksum.af = 2025363906 240640
cksum.ag = 2059027656 240640
cksum.ah = 760352284 240640
cksum.ai = 834794929 240640
cksum.aj = 2462523366 240640
cksum.ak = 1172547853 240640
cksum.al = 2198620093 240640
cksum.am = 1814775811 240640
cksum.an = 3094244298 240640
cksum.ao = 3982329316 240640
cksum.ap = 773358247 240640
cksum.aq = 2206933083 240640
cksum.ar = 3230621426 240640
cksum.as = 2952011739 240640
cksum.at = 3990421972 240640
cksum.au = 1893480414 169829