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A049009 as a simple table

na(n)
01
11
22
32
43
518
66
74
848
936
10144
1124
125
13100
14200
15600
16900
171200
18120
196
20180
21450
22300
231800
247200
251800
267200
2716200
2810800
29720
307
31294
32882
331470
344410
3522050
3614700
3722050
3829400
39176400
4088200
4188200
42264600
43105840
445040
458
46448
471568
483136
491960

[1,1,2,2,3,18,6,4,48,36,144,24,5,100,200,600,900,
 1200,120,6,180,450,300,1800,7200,1800,7200,16200,
 10800,720,7,294,882,1470,4410,22050,14700,22050,
 29400,176400,88200,88200,264600,105840,5040,8,448,
 1568,3136,1960]