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A218777 as a simple table

na(n)
11
23
36
415
539
6117
7359
81149
93780
1012752
1143740
12152346
13536655
141909411
156852153
1624772328
1790137210
18329838392
191213048022
204481262944
2116621500330
2261875433940
23231099456721
24865736972546
253252139562356
2612247622197965
2746232602224402
28174897265479074

[1,3,6,15,39,117,359,1149,3780,12752,43740,152346,
 536655,1909411,6852153,24772328,90137210,
 329838392,1213048022,4481262944,16621500330,
 61875433940,231099456721,865736972546,
 3252139562356,12247622197965,46232602224402,
 174897265479074]