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A174002 as a simple table

na(n)
00
15
230
3105
4280
5630
61260
72310
83960
96435
1010010
1115015
1221840
1330940
1442840
1558140
1677520
17101745
18131670
19168245
20212520
21265650
22328900
23403650
24491400
25593775
26712530
27849555
281006880
291186680
301391280
311623160
321884960
332179485

[0,5,30,105,280,630,1260,2310,3960,6435,10010,
 15015,21840,30940,42840,58140,77520,101745,131670,
 168245,212520,265650,328900,403650,491400,593775,
 712530,849555,1006880,1186680,1391280,1623160,
 1884960,2179485]