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A145448 as a simple table

na(n)
01
112
2288
310368
4497664
529859840
62149908480
7180592312320
817336861982720
91872381094133760
10224685731296051200
1129658516531078758400
124270826380475341209600
13666248915354153228697600

[1,12,288,10368,497664,29859840,2149908480,
 180592312320,17336861982720,1872381094133760,
 224685731296051200,29658516531078758400,
 4270826380475341209600,666248915354153228697600]