Best-known CA bounds for t=2, v=6

k	N	Best	Methods
2	36	36	Trivial
4	72	37	Product
8	108	42	Product
16	144	57	Product
32	180	70	Product
64	216	77	Product
128	252	92	Product
256	288	105	Product
512	324	112	Product
1024	360	127	Product
2048	396	139	Product
4096	432	148	Product
8192	468	162	Product
16384	504	174	Product
20000	540	177	Product