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A072131 as a simple table

na(n)
11
22
36
424
5120
6720
75040
840319
9362815
103626197
1139832877
12476591309
136162155981
1485494566892
151264755621000
1619835792076675
17328115505900675
185698062006852574
19103455252673577866
201956590161853191160
2138418713005615268760
22780931481835878011620

[1,2,6,24,120,720,5040,40319,362815,3626197,
 39832877,476591309,6162155981,85494566892,
 1264755621000,19835792076675,328115505900675,
 5698062006852574,103455252673577866,
 1956590161853191160,38418713005615268760,
 780931481835878011620]