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Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.

A291993 as a simple table

na(n)
143
2117307
32801
46568801
529078814248401
63421093417510114543
779787519018560501
816148168401
91628413557556843
1013564461457
11402488219476647465854701
1213841169553
1311898664849
14655417289594537954307682339857743931943
1533232924804801

[43,117307,2801,6568801,29078814248401,
 3421093417510114543,79787519018560501,16148168401,
 1628413557556843,13564461457,
 402488219476647465854701,13841169553,11898664849,
 655417289594537954307682339857743931943,
 33232924804801]