Best-known CA bounds for t=2, v=15

k	N	Best	Methods
2	225	225	Trivial
4	450	225	Product
8	675	247	Product
16	900	252	Product
32	1125	383	Product
64	1350	450	Product
128	1575	472	Product
256	1800	477	Product
512	2025	620	Product
1024	2250	675	Product
2048	2475	691	Product
4096	2700	702	Product
8192	2925	823	Product
16384	3150	900	Product
20000	3375	900	Product