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A007752 as a simple table

na(n)
11
224
3391
46240
599457
61585080
725261831
8402604224
96416405761
10102259887960
111629741801607
1225973608937760
13413948001202561
146597194410303224
15105141162563649031
161675661406608081280

[1,24,391,6240,99457,1585080,25261831,402604224,
 6416405761,102259887960,1629741801607,
 25973608937760,413948001202561,6597194410303224,
 105141162563649031,1675661406608081280]