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A249398 as a simple table

na(n)
11
22
34
45
510
620
725
850
9100
10125
11200
12250
13400
14500
15625
161000
171250
182000
192500
203125
215000
226250
2310000
2412500
2515625
2620000
2725000
2831250
2940000
3050000
3162500
3278125
33100000
34125000
35156250
36200000
37250000
38312500
39390625
40500000
41625000
42781250
431000000

[1,2,4,5,10,20,25,50,100,125,200,250,400,500,625,
 1000,1250,2000,2500,3125,5000,6250,10000,12500,
 15625,20000,25000,31250,40000,50000,62500,78125,
 100000,125000,156250,200000,250000,312500,390625,
 500000,625000,781250,1000000]