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A292810 as a simple table

na(n)
11
21
34
428
5264
62992
738496
8544464
98298080
10134500672
112297361024
1241077857152
13765073498368
1414786330691072
15295652808207360
166101427222041856
17129707991377671680
182835915576534111232
1963683889838128080896
201467174199736163264512
2134643692576697214742528
22837694231078769706999808
2320727017363846896783998976

[1,1,4,28,264,2992,38496,544464,8298080,134500672,
 2297361024,41077857152,765073498368,
 14786330691072,295652808207360,6101427222041856,
 129707991377671680,2835915576534111232,
 63683889838128080896,1467174199736163264512,
 34643692576697214742528,837694231078769706999808,
 20727017363846896783998976]