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A218876 as a triangular array

0
00
000
0000
20000
000000
4000000
22000000
600000000
6000000000
126200000000
1020000000000
26600000000000

A218876 as a square array

0000204266121026
000000200626
00000000200
0000000000
000000000
00000000
0000000
000000
00000
0000
000
00
0
0000204266121026
000000200626
00000000200
0000000000
000000000
00000000
0000000
000000
00000
0000
000
00
0