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A052819 as a simple table

na(n)
00
11
22
315
4188
53300
674484
72054864
866998448
92520581400
10107472778320
115121576763512
12269759385873504
1315561785854196400
14975788232119245440
1566080957140527828480
164806533577745476290304
17373724762062131412853760

[0,1,2,15,188,3300,74484,2054864,66998448,
 2520581400,107472778320,5121576763512,
 269759385873504,15561785854196400,
 975788232119245440,66080957140527828480,
 4806533577745476290304,373724762062131412853760]