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A262414 as a simple table

na(n)
10
24
312
448
5144
6468
71404
84320
912960
1039204
11117612
12353808
131061424
143187188
159561564
1628693440
1786080320
18258267204
19774801612
202324483568
216973450704
2220920588308
2362761764924
24188286003360
25564858010080
261694576156004

[0,4,12,48,144,468,1404,4320,12960,39204,117612,
 353808,1061424,3187188,9561564,28693440,86080320,
 258267204,774801612,2324483568,6973450704,
 20920588308,62761764924,188286003360,564858010080,
 1694576156004]