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A181740 as a simple table

na(n)
01
12
24
36
412
518
628
744
888
9100
10152
11240
12370
13556
14882
15750
161500
172250
182784
194284
206438
216062
229526
2314856
2422944
2526164
2639528
2735122
2854800
2980940
3081326
31122422
32244844
33234934
34356154
35309068
36388042
37589796
38900000
39813466
401212450
411837030

[1,2,4,6,12,18,28,44,88,100,152,240,370,556,882,
 750,1500,2250,2784,4284,6438,6062,9526,14856,
 22944,26164,39528,35122,54800,80940,81326,122422,
 244844,234934,356154,309068,388042,589796,900000,
 813466,1212450,1837030]