# A294730 (b-file synthesized from sequence entry) 2 6 3 12 4 30 5 0 6 60 7 192 8 270 9 180 10 240 11 0 12 420 13 0 14 2112 15 1620 16 1320 17 0 18 2340 19 786432 20 3120 21 4800 22 15360 23 0 24 3360 25 388962 26 724992 27 6300 28 29760 29 0 30 12240 31 0 32 7560 33 617472 34 47382528 35 81648 36 21600 37 0 38 651952128 39 995328 40 21840 41 0 42 33600 43 0 44 138240