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A005790 as a simple table

na(n)
01
11
214
3462
424024
51662804
6140229804
713672405890
81489877926680
9177295473274920
1022661585038594320
113073259571003214320
12438091463242348309440
1365166105157299311029200
1410056663345892631910888600
151602608179958939072505281850
16262708662267696303439658400600

[1,1,14,462,24024,1662804,140229804,13672405890,
 1489877926680,177295473274920,22661585038594320,
 3073259571003214320,438091463242348309440,
 65166105157299311029200,
 10056663345892631910888600,
 1602608179958939072505281850,
 262708662267696303439658400600]