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A119974 as a triangular array

1
2-3
405
0-60-7
80009
001000-11
0-12000013
000-14000-15
16000000017
0000180000-19
0020000000021
00000-2200000-23
0-24000000000025

A119974 as a square array

12408000160000
-30-600-1200000-24
5001000002000
-7000-1400000
9000018000
-1100000-220
13000000
-1500000
170000
-19000
2100
-230
25
12408000160000
-30-600-1200000-24
5001000002000
-7000-1400000
9000018000
-1100000-220
13000000
-1500000
170000
-19000
2100
-230
25