# A335049 (b-file synthesized from sequence entry) 1 1 2 2 3 6 4 4 5 30 6 3 7 210 8 8 9 36 10 15 11 2310 12 24 13 30030 14 105 15 10 16 16 17 510510 18 72 19 9699690 20 120 21 35 22 1155 23 223092870 24 12 25 900 26 15015 27 216 28 840 29 6469693230 30 5 31 200560490130 32 32 33 770 34 255255 35 21 36 9 37 7420738134810 38 4849845 39 5005 40 60 41 304250263527210 42 70