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A031367 as a simple table

na(n)
11
20
33
44
510
612
728
840
972
10110
11198
12300
13520
14812
151350
162160
173570
185688
199348
2015000
2124444
2239402
2364078
24103320
25167750
26270920
27439128
28709800
291149850
301859010
313010348
324868640
337880994
3412748470
3520633200
3633379200
3754018520
3887394452
39141421800

[1,0,3,4,10,12,28,40,72,110,198,300,520,812,1350,
 2160,3570,5688,9348,15000,24444,39402,64078,
 103320,167750,270920,439128,709800,1149850,
 1859010,3010348,4868640,7880994,12748470,20633200,
 33379200,54018520,87394452,141421800]