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A019505 as a simple table

na(n)
11
22
34
46
512
624
748
860
9120
10240
11360
12720
131260
142520
155040
1610080
1720160
1827720
1955440
20110880
21221760
22332640
23665280
241081080
252162160
264324320
278648640
2817297280
2921621600
3043243200
3173513440
32147026880
33294053760
34367567200
35735134400
361396755360
372793510720

[1,2,4,6,12,24,48,60,120,240,360,720,1260,2520,
 5040,10080,20160,27720,55440,110880,221760,332640,
 665280,1081080,2162160,4324320,8648640,17297280,
 21621600,43243200,73513440,147026880,294053760,
 367567200,735134400,1396755360,2793510720]