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A074390 as a simple table

na(n)
11
26
318
412
5200
642
7196
856
9459
10950
115203
12396
139243
14980
151800
16336
1719363
18270
1913357
20600
211764
2210406
2372473
24168
2518625
2634814
274293
28812
29145493
301350
3115376
32992
3319602
3438726
3541615
361836
3799937
3826714
391521
40440
41274003
423822
43475193

[1,6,18,12,200,42,196,56,459,950,5203,396,9243,
 980,1800,336,19363,270,13357,600,1764,10406,72473,
 168,18625,34814,4293,812,145493,1350,15376,992,
 19602,38726,41615,1836,99937,26714,1521,440,
 274003,3822,475193]