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A031724 as a simple table

na(n)
1530
22118
34764
48468
513230
619050
725928
833864
942858
1052910
1164020
1276188
1389414
14103698
15119040
16135440
17152898
18171414
19190988
20211620
21233310
22256058
23279864
24304728
25330650
26357630
27385668
28414764
29444918
30476130
31508400
32541728

[530,2118,4764,8468,13230,19050,25928,33864,42858,
 52910,64020,76188,89414,103698,119040,135440,
 152898,171414,190988,211620,233310,256058,279864,
 304728,330650,357630,385668,414764,444918,476130,
 508400,541728]