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A217476 as a triangular array

4
01
4-41
09-61
4-1620-81
025-5035-101
4-36105-11254-121
049-196294-21077-141
4-64336-672660-352104-161
081-5401386-17821287-546135-181
4-100825-26404290-40042275-800170-201

A217476 as a square array

40404040404
1-49-1625-3649-6481-100
1-620-50105-196336-540825
1-835-112294-6721386-2640
1-1054-210660-17824290
1-1277-3521287-4004
1-14104-5462275
1-16135-800
1-18170
1-20
1
40404040404
1-49-1625-3649-6481-100
1-620-50105-196336-540825
1-835-112294-6721386-2640
1-1054-210660-17824290
1-1277-3521287-4004
1-14104-5462275
1-16135-800
1-18170
1-20
1