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A225586 as a simple table

na(n)
14
212
341
4156
5624
62604
711160
848828
9217013
10976562
114438920
1220345052
1393900240
14435965401
152034505208
169536743164
1744878791360
18211927625868
191003867701480
204768371582031
2122706531343005
22108372081409801
23518301258916440
242483526865641276

[4,12,41,156,624,2604,11160,48828,217013,976562,
 4438920,20345052,93900240,435965401,2034505208,
 9536743164,44878791360,211927625868,1003867701480,
 4768371582031,22706531343005,108372081409801,
 518301258916440,2483526865641276]