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A123865型作为一个简单的表

n个a(n)
10
215
80
4255
5624
61295
72400
84095
96560
109999
1114640
1220735
1328560
1438415
1550624
1665535
1783520
18104975
19130320
20159999
21194480
22234255
23279840
24331775
25390624
26456975
27531440
28614655
29707280
30809999
31923520
321048575
331185920
341336335

[0,15,80,255,624,1295,2400,4095,6560,9999,14640,20735,28560,38415,50624,65535,83520,104975,130320,159999,194480,234255,279840,331775,390624,456975,531440,614655,707280,809999,923520,1048575,1185920,1336335]