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A302682 as a simple table

na(n)
18
26
37
420
530
676
7217
8509
91189
103034
117569
1218274
1344932
14111561
15274057
16672217
171657278
184083105
1910038822
2024702412
2160827449
22149699125
23368356029
24906653234
252231584641
265492001706
2713516457764
2833267138281
2981875898241

[8,6,7,20,30,76,217,509,1189,3034,7569,18274,
 44932,111561,274057,672217,1657278,4083105,
 10038822,24702412,60827449,149699125,368356029,
 906653234,2231584641,5492001706,13516457764,
 33267138281,81875898241]