login

A202624 as a triangular array

1
21
388
4325
52463011
6503220
74856240151229
873421254000
9800077750000
10987

A202624 as a square array

12345678910
183245487809
82630534208
50362412507
1122047775
0151200
2900
00
0
12345678910
183245487809
82630534208
50362412507
1122047775
0151200
2900
00
0