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A249984 as a simple table

na(n)
164
2384
31242
43030
56252
611524
719574
831242
947480
1069352
1198034
12134814
13181092
14238380
15308302
16392594
17493104
18611792
19750730
20912102
211098204
221311444
231554342
241829530
252139752
262487864
272876834
283309742
293789780
304320252
314904574

[64,384,1242,3030,6252,11524,19574,31242,47480,
 69352,98034,134814,181092,238380,308302,392594,
 493104,611792,750730,912102,1098204,1311444,
 1554342,1829530,2139752,2487864,2876834,3309742,
 3789780,4320252,4904574]