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A127751 as a triangular array

1
04
0-47
04-710
000-1013
0-470-1316
00000-1619
04-71000-1922
0000000-2225
000-1013000-2528
000000000-2831
0-470-13

A127751 as a square array

100000000000
4-440-404000-4
7-7070-70007
10-1000100-1000
13-13000130-13
16-160000
19-19000
22-2200
25-250
28-28
31
100000000000
4-440-404000-4
7-7070-70007
10-1000100-1000
13-13000130-13
16-160000
19-19000
22-2200
25-250
28-28
31