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A101320 as a simple table

na(n)
115855
231785
3267300
4280665
5399675
6561330
7946050
8990510
91022220
101082115
111164735
121283250
131303875
141309545
151514880
161669065
171924410
182850225
193078675
203092760
213492270
223536385
233611205
243920670
254148970
264454775

[15855,31785,267300,280665,399675,561330,946050,
 990510,1022220,1082115,1164735,1283250,1303875,
 1309545,1514880,1669065,1924410,2850225,3078675,
 3092760,3492270,3536385,3611205,3920670,4148970,
 4454775]