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A233287 as a simple table

na(n)
11
23
312
412
560
660
7120
8120
9120
10120
11120
12120
13840
14840
15840
16840
172520
182520
192520
202520
212520
222520
232520
242520
2512600
2612600
2712600
2812600
2912600
3012600
3112600
3212600
3312600
3412600
3512600
3612600
37239400
38239400
39239400
40239400
41239400
42239400
432633400

[1,3,12,12,60,60,120,120,120,120,120,120,840,840,
 840,840,2520,2520,2520,2520,2520,2520,2520,2520,
 12600,12600,12600,12600,12600,12600,12600,12600,
 12600,12600,12600,12600,239400,239400,239400,
 239400,239400,239400,2633400]