# A123016 (b-file synthesized from sequence entry) 1 1 2 1 3 4 4 0 5 32 6 -64 7 384 8 -1280 9 5632 10 -21504 11 88064 12 -348160 13 1400832 14 -5586944 15 22380544 16 -89456640 17 357957632 18 -1431568384 19 5726797824 20 -22906142720 21 91626668032 22 -366502477824 23 1466018299904 24 -5864056422400 25 23456259244032 26 -93824969867264 27 375300013686784