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A197214 as a simple table

na(n)
11
218
3149
41175
510210
684893
7706153
85894192
949247065
10411367276
113434602140
1228682410161
13239530800201
142000290147256
1516704503683687
16139499503942475
171164956427123627
189728544605113135
1981243067790950141
20678460374702910366

[1,18,149,1175,10210,84893,706153,5894192,
 49247065,411367276,3434602140,28682410161,
 239530800201,2000290147256,16704503683687,
 139499503942475,1164956427123627,9728544605113135,
 81243067790950141,678460374702910366]