# A377660 (b-file synthesized from sequence entry) 0 1 1 1 2 2 3 2 4 3 5 12 6 6 7 8 8 20 9 120 10 24 11 30 12 60 13 210 14 1680 15 120 16 144 17 252 18 672 19 3024 20 30240 21 720 22 840 23 1344 24 3024 25 10080 26 55440 27 665280 28 5040 29 5760 30 8640 31 17280 32 47520 33 190080 34 1235520 35 17297280 36 40320 37 45360 38 64800 39 118800 40 285120 41 926640 42 4324320 43 32432400 44 518918400