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A302146 as a simple table

na(n)
11
22
34
410
528
684
7260
8816
92576
108152
1125824
1281840
13259408
14822304
152606720
168263456
1726195776
1883042752
19263252544
20834533120
212645541888
228386596224
2326586234880
2484280663296
25267176990976
26846974167552
272684981361664

[1,2,4,10,28,84,260,816,2576,8152,25824,81840,
 259408,822304,2606720,8263456,26195776,83042752,
 263252544,834533120,2645541888,8386596224,
 26586234880,84280663296,267176990976,846974167552,
 2684981361664]