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A377820 as a simple table

na(n)
18
227
332
472
5108
6125
7128
8200
9243
10288
11343
12392
13432
14500
15512
16648
17675
18800
19968
20972
211125
221152
231323
241331
251352
261372
271568
281728
291800
302000
312048
322187
332197
342312
352592
362700
372888
383087
393125
403200
413267
423528
433872
443888
454232
464500
474563
484608
494913
505000

[8,27,32,72,108,125,128,200,243,288,343,392,432,
 500,512,648,675,800,968,972,1125,1152,1323,1331,
 1352,1372,1568,1728,1800,2000,2048,2187,2197,2312,
 2592,2700,2888,3087,3125,3200,3267,3528,3872,3888,
 4232,4500,4563,4608,4913,5000]