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A000562 as a simple table

na(n)
49
595
6420
71225
82834
95652
1010165
1116940
1226625
1339949
1457722
1580835
16110260
17147050
18192339
19247342
20313355
21391755
22484000
23591629
24716262
25859600
261023425
271209600
281420069
291656857
301922070
312217895
322546600
332910534
343312127
353753890
364238415
374768375
385346524
395975697

[9,95,420,1225,2834,5652,10165,16940,26625,39949,
 57722,80835,110260,147050,192339,247342,313355,
 391755,484000,591629,716262,859600,1023425,
 1209600,1420069,1656857,1922070,2217895,2546600,
 2910534,3312127,3753890,4238415,4768375,5346524,
 5975697]