# A347274 (b-file synthesized from sequence entry) 1 1 2 8 3 54 4 448 5 4875 6 67176 7 1120924 8 21913088 9 490329045 10 12345679000 11 345227121426 12 10610896401216 13 355457590375615 14 12887297856860168 15 502684312937211000 16 20988295479420645376 17 933876701895122362665 18 44111544001370512714296 19 2204350295349917301462190