# A356506 (b-file synthesized from sequence entry) 0 1 1 6 2 120 3 3250 4 103020 5 3587696 6 133101836 7 5167564380 8 207615129579 9 8567305854998 10 361201849117032 11 15498967122249676 12 674906101555736960 13 29757755664623031984 14 1326196334421645347368 15 59655785739373960058296 16 2705420198806474232850741