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A218677 as a simple table

na(n)
01
11
23
314
479
5516
63802
730668
8268815
92522594
1025201736
11266014607
122953171684
1334326755191
14416313253084
155251970372080
1668737673434847
17931207966502919
1813031639620371226
19188051624603419973
202793741995189126920
2142668132798523737471
22669061042470049870917

[1,1,3,14,79,516,3802,30668,268815,2522594,
 25201736,266014607,2953171684,34326755191,
 416313253084,5251970372080,68737673434847,
 931207966502919,13031639620371226,
 188051624603419973,2793741995189126920,
 42668132798523737471,669061042470049870917]