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A121704 as a simple table

na(n)
11
22
34
410
524
664
7166
8456
91234
103454
119600
1227246
1377132
14221336
15635078
161839000
175331274
1815555586
1945465412
20133517130
21392841336
221160033656
233432015726
2410182891552
2530267591290
2690177226062
27269117947728
28804699330974
292409839825756
307228746487536

[1,2,4,10,24,64,166,456,1234,3454,9600,27246,
 77132,221336,635078,1839000,5331274,15555586,
 45465412,133517130,392841336,1160033656,
 3432015726,10182891552,30267591290,90177226062,
 269117947728,804699330974,2409839825756,
 7228746487536]