# A319546 (b-file synthesized from sequence entry) 1 1 2 2 3 6 4 24 5 120 6 720 7 713 8 664 9 216 10 -4320 11 -54720 12 -664560 13 -664547 14 -664378 15 -661830 16 -620880 17 78000 18 12701520 19 12701501 20 12701140 21 12693540 22 12525960 23 8663640 24 -84207600 25 -84207575 26 -84206950 27 -84190050 28 -83716200 29 -69957000 30 343310400 31 343310369