# A056461 (b-file synthesized from sequence entry) 1 5 2 0 3 20 4 20 5 120 6 100 7 620 8 600 9 3100 10 3000 11 15620 12 15480 13 78120 14 77500 15 390480 16 390000 17 1953120 18 1949900 19 9765620 20 9762480 21 48827480 22 48812500 23 244140620 24 244124400 25 1220703000 26 1220625000 27 6103512500 28 6103437480 29 30517578120 30 30517184400 31 152587890620 32 152587500000