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A264166 as a simple table

na(n)
11
24
38
416
533
669
7145
8300
9624
101300
112705
125629
1311713
1424376
1550728
16105564
17219681
18457161
19951361
201979800
214120000
228573800
2317842241
2437130041
2577268321
26160796844
27334621288
28696353256
291449124353
303015655309
316275635985

[1,4,8,16,33,69,145,300,624,1300,2705,5629,11713,
 24376,50728,105564,219681,457161,951361,1979800,
 4120000,8573800,17842241,37130041,77268321,
 160796844,334621288,696353256,1449124353,
 3015655309,6275635985]