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A093144 as a simple table

na(n)
00
11
220
3350
46000
5102500
61750000
729875000
8510000000
98706250000
10148625000000
112537187500000
1243312500000000
13739390625000000
1412622187500000000
15215474218750000000
163678375000000000000

[0,1,20,350,6000,102500,1750000,29875000,
 510000000,8706250000,148625000000,2537187500000,
 43312500000000,739390625000000,12622187500000000,
 215474218750000000,3678375000000000000]