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A349263 as a simple table

na(n)
11
21
38
4128
53522
6152166
79493504
8806453248
989434106370
1012547916380814
112173051605252096
12455304058354270208
13113519427904851374434

[1,1,8,128,3522,152166,9493504,806453248,
 89434106370,12547916380814,2173051605252096,
 455304058354270208,113519427904851374434]