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A206147 as a simple table

na(n)
11458
223346
3379602
46204438
5101596896
61664748270
727284864220
8447232269654
97330916855718
10120167900345196
111969792468989480
1232288891319485190
13529280670290557896
148675989562774602188
15142217172462541690296

[1458,23346,379602,6204438,101596896,1664748270,
 27284864220,447232269654,7330916855718,
 120167900345196,1969792468989480,
 32288891319485190,529280670290557896,
 8675989562774602188,142217172462541690296]