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A173498 as a simple table

na(n)
12
29
361
42194
52592601
63374954133663
75695183504482491594510172
816217557574922386301420519886707289378131172220652
9131504586847961235687181874578063117114329409897566535831366955410641808739121788386036154689297602

[2,9,61,2194,2592601,3374954133663,
 5695183504482491594510172,
 16217557574922386301420519886707289378131172220652\
 ,
 13150458684796123568718187457806311711432940989756\
 6535831366955410641808739121788386036154689297602]