[1,0,1,0,0,2,0,0,0,6,0,0,16,0,8,10,0,50,50,0,10,
36,144,180,240,108,0,12,322,980,1568,1274,686,196,
0,14,2832,8704,11840,10240,4832,1536,320,0,16,
27954,81000,108054,85050,43902,13446,2970,486,0,
18,299260,834800,1071700,828400,416200,141520,
31000,5200,700,0,20]
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