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A181412 as a simple table

na(n)
11
2100
310000
41000000
51306449
6100000000
7130644900
81044000721
910000000000
1012957041241
1113064490000
12104400072100
131000000000000
141019072079081
151174279984164
161295704124100
171306449000000
186454272356676
1910440007210000

[1,100,10000,1000000,1306449,100000000,130644900,
 1044000721,10000000000,12957041241,13064490000,
 104400072100,1000000000000,1019072079081,
 1174279984164,1295704124100,1306449000000,
 6454272356676,10440007210000]