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A212291 as a simple table

na(n)
01
11
21
35
417
589
6529
73709
829665
9266993
102669921
1129369141
12352429681
134581585865
1464142202097
15962133031469
1615394128503489
17261700184559329
184710603322067905
1989501463119290213
201790029262385804241
2137590614510101889081
22826993519222241559761

[1,1,1,5,17,89,529,3709,29665,266993,2669921,
 29369141,352429681,4581585865,64142202097,
 962133031469,15394128503489,261700184559329,
 4710603322067905,89501463119290213,
 1790029262385804241,37590614510101889081,
 826993519222241559761]