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A113450 as a simple table

na(n)
10
24
330
4192
51160
66860
740222
8235008
91371120
107994836
1146605438
12271656000
131583374520
149228697244
1553789065150
16313506312192
171827250301280
1810649999100580
1962072753005662
20361786539945408
212108646537394280

[0,4,30,192,1160,6860,40222,235008,1371120,
 7994836,46605438,271656000,1583374520,9228697244,
 53789065150,313506312192,1827250301280,
 10649999100580,62072753005662,361786539945408,
 2108646537394280]