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A356573 as a simple table

na(n)
11
22
34
46
512
624
760
8120
9240
10360
11720
12840
131260
141680
152520
165040
1710080
1815120
1927720
2055440
21110880
22166320
23277200
24332640
25554400
26720720
271441440
282162160
293603600
304324320
317207200
3210810800
3321621600
3436756720
3561261200
3673513440
37122522400
38183783600

[1,2,4,6,12,24,60,120,240,360,720,840,1260,1680,
 2520,5040,10080,15120,27720,55440,110880,166320,
 277200,332640,554400,720720,1441440,2162160,
 3603600,4324320,7207200,10810800,21621600,
 36756720,61261200,73513440,122522400,183783600]