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A281080 as a simple table

na(n)
10
20
30
40
50
60
70
86
96
100
110
1224
1355
1424
150
160
1792
18244
19244
2092
210
220
23318
24894
25958
26894
27318
280
290
301056
312948
323330
333330
342948
351056
360
370
383406
399188
4010474
4110954
4210474
439188
443406
450
460
4710770
4827580
4930808
5032244
5132244
5230808
5327580
5410770
550
560
5733542

[0,0,0,0,0,0,0,6,6,0,0,24,55,24,0,0,92,244,244,92,
 0,0,318,894,958,894,318,0,0,1056,2948,3330,3330,
 2948,1056,0,0,3406,9188,10474,10954,10474,9188,
 3406,0,0,10770,27580,30808,32244,32244,30808,
 27580,10770,0,0,33542]