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A269412 as a simple table

na(n)
116
2394
32872
412380
539560
6104006
7238224
8492312
9939360
101681570
112857096
124647604
137286552
1411068190
1516357280
1623599536
1733332784
1846198842
1962956120
2084492940
21111841576
22146193014
23188912432
24241555400
25305884800
26383888466

[16,394,2872,12380,39560,104006,238224,492312,
 939360,1681570,2857096,4647604,7286552,11068190,
 16357280,23599536,33332784,46198842,62956120,
 84492940,111841576,146193014,188912432,241555400,
 305884800,383888466]