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A303480 as a simple table

na(n)
11
23
34
417
553
6433
7456
8901
91052
104011
1114504
1215111
13156408
14245423
15328408
16911340
172263141
1813736475
1920092485
2037903271
2160003559
2278733423
2384206981
24234095587
25319691535
26986119609
271488787296
286139123252
298663152552
3011909530004
3119226378456
3265827587400

[1,3,4,17,53,433,456,901,1052,4011,14504,15111,
 156408,245423,328408,911340,2263141,13736475,
 20092485,37903271,60003559,78733423,84206981,
 234095587,319691535,986119609,1488787296,
 6139123252,8663152552,11909530004,19226378456,
 65827587400]