27 198087192576 BBBBBBBBBBBBBBBBBBBBBAAAAAAAAAAAAAABAAAAAAABBAAAAAAABBBAAAAAAABBBBAAAAAAABBBBBAAAAAAABBBBBBAAAAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAAAAABBAAAAAAAAAAAAAABBBAAAAAAAAAAAAAABBBBAAAAAAAAAAAAAABBBBBAAAAAAAAAAAAAABBBBBBAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAAABAAAAAAAAAAAAAAAAAAAAABBAAAAAAAAAAAAAAAAAAAAABBBAAAAAAAAAAAAAAAAAAAAABBBBAAAAAAAAAAAAAAAAAAAAAB Best known decomposable from Will's website, due to Hiroki Tamura (2005)