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A002533 as a simple table

na(n)
01
11
27
319
473
5241
6847
72899
810033
934561
10119287
11411379
121419193
134895281
1416886527
1558249459
16200931553
17693110401
182390878567
198247309139
2028449011113
2198134567921
22338514191407
231167701222419
244027973401873

[1,1,7,19,73,241,847,2899,10033,34561,119287,
 411379,1419193,4895281,16886527,58249459,
 200931553,693110401,2390878567,8247309139,
 28449011113,98134567921,338514191407,
 1167701222419,4027973401873]