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A026782 as a simple table

na(n)
11
27
340
4217
51158
66150
732656
8173719
9926664
104958556
1126619438
12143365880
13774562478
144197344582
1522810572062
16124300860689
17679081142350
183718894341450
1920412141531664
20112276061739814
21618806031336236
223416954495002676

[1,7,40,217,1158,6150,32656,173719,926664,4958556,
 26619438,143365880,774562478,4197344582,
 22810572062,124300860689,679081142350,
 3718894341450,20412141531664,112276061739814,
 618806031336236,3416954495002676]