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A049352 as a simple table

na(n)
11
24
31
420
512
61
7120
8128
924
101
11840
121400
13440
1440
151
166720
1716240
187560
191120
2060
211
2260480
23201600
24129640
2527720
262380
2784
281
29604800
302681280
312275840
32656320
3380080
344480
35112
361
376652800
3838142720
3941370560
4015402240
412498160
42196560

[1,4,1,20,12,1,120,128,24,1,840,1400,440,40,1,
 6720,16240,7560,1120,60,1,60480,201600,129640,
 27720,2380,84,1,604800,2681280,2275840,656320,
 80080,4480,112,1,6652800,38142720,41370560,
 15402240,2498160,196560]