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A236649 as a simple table

na(n)
117824
2394380
38891884
4204824360
54639468308
6106762847796
72451445050484
856275470080192
91285085728591392
1029513258177281032
11677475969825359288
1215535075263047759412
13355703163511938197840
148161782428627644600248

[17824,394380,8891884,204824360,4639468308,
 106762847796,2451445050484,56275470080192,
 1285085728591392,29513258177281032,
 677475969825359288,15535075263047759412,
 355703163511938197840,8161782428627644600248]