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A363115 as a simple table

na(n)
00
11
21
34
422
5168
61616
718800
8256432
94012288
1070825344
111392214272
1230157260288
13713680180224
1418319344307200
15506934586748928
1615043324048398336
17476540007615725568
1816050059458251915264
19572710950848334200832
2021582629580640554123264
21856552661738538476765184

[0,1,1,4,22,168,1616,18800,256432,4012288,
 70825344,1392214272,30157260288,713680180224,
 18319344307200,506934586748928,15043324048398336,
 476540007615725568,16050059458251915264,
 572710950848334200832,21582629580640554123264,
 856552661738538476765184]