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A264214 as a simple table

na(n)
1561
224908
31333336
468008846
53516298221
6181148689096
79342273315041
8481661295203904
924835326206594357
101280521363271405796
1166024793339431993801
123404287458308170963642
13175527697215896081989944

[561,24908,1333336,68008846,3516298221,
 181148689096,9342273315041,481661295203904,
 24835326206594357,1280521363271405796,
 66024793339431993801,3404287458308170963642,
 175527697215896081989944]