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A173496 as a simple table

na(n)
11
22
34
49
525
685
7346
81589
97846
1040567
11216327
121180227
136554627
1436939883
15210777514
161215644593
177077255068
1841546269583
19245708229893
201462853468378
218761861115930
2252767463557770

[1,2,4,9,25,85,346,1589,7846,40567,216327,1180227,
 6554627,36939883,210777514,1215644593,7077255068,
 41546269583,245708229893,1462853468378,
 8761861115930,52767463557770]