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A084288 as a simple table

na(n)
11
25
315
434
568
6126
7222
8358
9609
10982
111722
122932
135317
149612
1518539
1634949
1768876
18134632
19267329
20528921
211057402
222103882
234207541
248398104
2516799430
2633566249
2767148298
28134231998
29268500559
30536897299
311073860323
322147505848

[1,5,15,34,68,126,222,358,609,982,1722,2932,5317,
 9612,18539,34949,68876,134632,267329,528921,
 1057402,2103882,4207541,8398104,16799430,33566249,
 67148298,134231998,268500559,536897299,1073860323,
 2147505848]