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A200451 as a simple table

na(n)
172
2678
35720
450852
5451708
64062384
736725772
8334032710
93050654456
1027965763262
11257160791680
122371128350480
1321913699015614
14202938626310668
151882772669652668
1617495621074794634
17162811923678190584

[72,678,5720,50852,451708,4062384,36725772,
 334032710,3050654456,27965763262,257160791680,
 2371128350480,21913699015614,202938626310668,
 1882772669652668,17495621074794634,
 162811923678190584]