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A087215 as a simple table

na(n)
02
118
2322
35778
4103682
51860498
633385282
7599074578
810749957122
9192900153618
103461452808002
1162113250390418
121114577054219522
1320000273725560978
14358890350005878082
156440026026380244498
16115561578124838522882
172073668380220713167378

[2,18,322,5778,103682,1860498,33385282,599074578,
 10749957122,192900153618,3461452808002,
 62113250390418,1114577054219522,20000273725560978,
 358890350005878082,6440026026380244498,
 115561578124838522882,2073668380220713167378]