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A020008 as a simple table

na(n)
01
11
21
33
410
546
6261
71731
813221
9114178
101100260
1111702761
12136177584
131720789476
1423465311033
15343446825119
165370259447317
1789341588987180
181575660751228445
1929364586727439204
20576613703011533457

[1,1,1,3,10,46,261,1731,13221,114178,1100260,
 11702761,136177584,1720789476,23465311033,
 343446825119,5370259447317,89341588987180,
 1575660751228445,29364586727439204,
 576613703011533457]