# A292161 (b-file synthesized from sequence entry) 0 1 1 -1 2 -4 3 -18 4 -32 5 -75 6 1188 7 2205 8 7936 9 19278 10 49500 11 87120 12 185760 13 312988 14 574868 15 -10481175 16 -15271936 17 -46022672 18 -98470404 19 -230150496 20 -440484000 21 -932930208 22 -1572331596 23 -2940575576 24 -4940815104 25 -8508211250 26 -13542949524 27 -22406625648