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A087574 as a simple table

na(n)
11
21
33
4569
59
67
717
84309310755297761811152063
922040307829968145762952262950216858361
1017
11127
12148
13119
141
158

[1,1,3,569,9,7,17,4309310755297761811152063,
 22040307829968145762952262950216858361,17,127,148,
 119,1,8]