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A253371 as a simple table

na(n)
111100
2148389
32000385
410639450
570942616
6263498334
71236284027
83879857482
915018062571
1043293101209
11149879110202
12414532604594
131343235456796
143656260131674
1511398336790759
1631016232786540
1794633262390241

[11100,148389,2000385,10639450,70942616,263498334,
 1236284027,3879857482,15018062571,43293101209,
 149879110202,414532604594,1343235456796,
 3656260131674,11398336790759,31016232786540,
 94633262390241]