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A367853 as a simple table

na(n)
01
12
212
3128
41952
538464
6926336
726323968
8861419520
931882358784
101316275003392
1159954841649152
122985997926727680
13161401148097036288
149408988894966579200
15588381964243109412864
1639285329204482179858432
172789234068575581984784384

[1,2,12,128,1952,38464,926336,26323968,861419520,
 31882358784,1316275003392,59954841649152,
 2985997926727680,161401148097036288,
 9408988894966579200,588381964243109412864,
 39285329204482179858432,2789234068575581984784384]