# A162449 (b-file synthesized from sequence entry)
2 18
3 2700
4 992250
5 250047000
6 68075295750
7 253103949598500
8 24677635085853750
9 40753351656067050000
10 1969563638017107451068750
11 2619519638562752909921437500
12 2910024366479362207631724918750