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A305344 as a simple table

na(n)
18
253
363
4199
5649
61729
74685
813671
938115
10105379
11298557
12839061
132341601
146580629
1518490189
1651796497
17145319939
18407960755
191144159141
203209506931
219006166021
2225265766385
2370877825571
24198858433261
25557901465421

[8,53,63,199,649,1729,4685,13671,38115,105379,
 298557,839061,2341601,6580629,18490189,51796497,
 145319939,407960755,1144159141,3209506931,
 9006166021,25265766385,70877825571,198858433261,
 557901465421]