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A057339 as a simple table

na(n)
11
24
36
412
520
624
724
848
972
10120
11120
12120
13120
14168
15120
16240
17240
18360
19360
20360
21360
22360
23360
24720
25720
26720
27720
281008
291008
30720
31720
32720
33720
34720
351680
362520
372520
382520
392520
401440
411440
422520
432520
442520
452520
462520
472520
485040
495040
505040

[1,4,6,12,20,24,24,48,72,120,120,120,120,168,120,
 240,240,360,360,360,360,360,360,720,720,720,720,
 1008,1008,720,720,720,720,720,1680,2520,2520,2520,
 2520,1440,1440,2520,2520,2520,2520,2520,2520,5040,
 5040,5040]