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A135470 as a simple table

na(n)
118
270
388
4132
5780
611096
717816
8518656
91713592
109928792
1111547352
1213499120
1317999992
1489283592
15134094848
16173482552
17175519344
18318836720
19903230984
201081850752
212146926592
2216709332608
2318543186000
2434177937500

[18,70,88,132,780,11096,17816,518656,1713592,
 9928792,11547352,13499120,17999992,89283592,
 134094848,173482552,175519344,318836720,903230984,
 1081850752,2146926592,16709332608,18543186000,
 34177937500]