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A073799 as a simple table

na(n)
12
27
319
453
5131
6311
7719
81619
93671
108161
1117863
1238873
1384017
14180503
15386093
16821641
171742537
183681131
197754077
2016290047
2134136029
2271378569
23148948139
24310248241
25645155197
261339484197
272777105129
285750079047
2911891268401
3024563311309
3150685770167
32104484802057
33215187847711

[2,7,19,53,131,311,719,1619,3671,8161,17863,38873,
 84017,180503,386093,821641,1742537,3681131,
 7754077,16290047,34136029,71378569,148948139,
 310248241,645155197,1339484197,2777105129,
 5750079047,11891268401,24563311309,50685770167,
 104484802057,215187847711]