Best-known CA bounds for t=2, v=18

kNBestMethods
2324324Trivial
4648324Product
8972346Product
161296356Product
321620545Product
641944648Product
1282268650Product
2562592674Product
5122916774Product
10243240960Product
20483564972Product
40963888998Product
819242121008Product
1638445361258Product
2000048601279Product