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A243697 as a simple table

na(n)
01
11
25
344
4551
58919
6176634
74130208
8111222029
93386390387
10114938069867
114300300340056
12175745611297708
137786523264786248
14371635506967477674
1519004259907335519264
161036363461255181310601
1760024383356961580954471
183679068900776781256346115

[1,1,5,44,551,8919,176634,4130208,111222029,
 3386390387,114938069867,4300300340056,
 175745611297708,7786523264786248,
 371635506967477674,19004259907335519264,
 1036363461255181310601,60024383356961580954471,
 3679068900776781256346115]