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

A236528 as a simple table

na(n)
14
241
3419
441911
54191119
641911193
7419111933
841911193341
94191119334151
10419111933415151
1141911193341515187
124191119334151518719
13419111933415151871963
1441911193341515187196323
154191119334151518719632313
16419111933415151871963231329

[4,41,419,41911,4191119,41911193,419111933,
 41911193341,4191119334151,419111933415151,
 41911193341515187,4191119334151518719,
 419111933415151871963,41911193341515187196323,
 4191119334151518719632313,
 419111933415151871963231329]