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A294394 as a simple table

na(n)
01
11
23
331
4145
51641
617731
7194503
82676801
940644145
10667689571
1111514903951
12227665389073
134578990563161
14100913115588195
152372334731747191
1657930324367791361
171509398686720812513
1841341036374519788611
191184009909077133031295

[1,1,3,31,145,1641,17731,194503,2676801,40644145,
 667689571,11514903951,227665389073,4578990563161,
 100913115588195,2372334731747191,
 57930324367791361,1509398686720812513,
 41341036374519788611,1184009909077133031295]