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A210407 as a simple table

na(n)
178
22520
380496
42574592
582334080
62633043200
784204544256
82692856218368
986117376515328
102754028420465408
1188073659990146304
122816590245285823232
1390074383313881529600
142880573254472884060928
1592120556023893690612992

[78,2520,80496,2574592,82334080,2633043200,
 84204544256,2692856218368,86117376515328,
 2754028420465408,88073659990146304,
 2816590245285823232,90074383313881529600,
 2880573254472884060928,92120556023893690612992]