# A202210 (b-file synthesized from sequence entry) 0 1 1 3 2 -9 3 60 4 -360 5 2457 6 -18036 7 138429 8 -1093500 9 8833140 10 -72622224 11 605563452 12 -5108366277 13 43512281460 14 -373690245420 15 3232056818511 16 -28126143258444 17 246080268205092 18 -2163254305208580 19 19097478037041840 20 -169235311045503708 21 1504837859547132468