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A165863 as a simple table

na(n)
11
242
342
41764
542
61764
742
874088
91764
101764
1142
1274088
1342
141764
151764
163111696
1742
1874088
1942
2074088
211764
221764
2342
243111696
251764
261764
2774088
2874088
2942
3074088
3142
32130691232
331764
341764
351764
363111696
3742
381764
391764
403111696
4142
4274088
4342

[1,42,42,1764,42,1764,42,74088,1764,1764,42,74088,
 42,1764,1764,3111696,42,74088,42,74088,1764,1764,
 42,3111696,1764,1764,74088,74088,42,74088,42,
 130691232,1764,1764,1764,3111696,42,1764,1764,
 3111696,42,74088,42]