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

k	N	Best	Verified	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