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A304858 as a simple table

na(n)
01
13
225
3387
49474
5335586
616227069
71027133019
882431484482
98178962850738
10983083429763946
11140755187306751102
1223669632316780047476
134619101994508500503524
141035316517544442028328093
15264139038734628383862962067
1676103931635294576516782940034
1724590219611525203919532065976898
188855119878
19497758892543591063493054
203534094294690990688065264913160020874
211555343504708375398483400548093409427804

[1,3,25,387,9474,335586,16227069,1027133019,
 82431484482,8178962850738,983083429763946,
 140755187306751102,23669632316780047476,
 4619101994508500503524,1035316517544442028328093,
 264139038734628383862962067,
 76103931635294576516782940034,
 24590219611525203919532065976898,8855119878,
 497758892543591063493054,
 3534094294690990688065264913160020874,
 1555343504708375398483400548093409427804]