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A148325 as a simple table

na(n)
01
11
22
35
414
541
6137
7459
81653
96053
1022929
1188744
12350239
131405126
145726560
1523602997
1698536165
17415093134
181765463633
197569222711
2032689073839
21142148086350
22621856360143
232735876852080
2412099489262898
2553762825236136
26239965710327795
271075431184473066
284838203611554393

[1,1,2,5,14,41,137,459,1653,6053,22929,88744,
 350239,1405126,5726560,23602997,98536165,
 415093134,1765463633,7569222711,32689073839,
 142148086350,621856360143,2735876852080,
 12099489262898,53762825236136,239965710327795,
 1075431184473066,4838203611554393]