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A057834 as a simple table

na(n)
14
222
3145
41086
58686
672382
7620421
85428681
948254942
10434294482
113948131654
1236191206825
13334072678387
143102103442166
1528952965460217
16271434051189532
172554673422960305
1824127471216847324
19228576043106974646

[4,22,145,1086,8686,72382,620421,5428681,48254942,
 434294482,3948131654,36191206825,334072678387,
 3102103442166,28952965460217,271434051189532,
 2554673422960305,24127471216847324,
 228576043106974646]