login

A127749 as a triangular array

1
03
0-35
03-57
000-79
0-350-911
00000-1113
03-5700-1315
0000000-1517
000-79000-1719
000000000-1921
0-35

A127749 as a square array

100000000000
3-330-303000-3
5-5050-50005
7-70070-70
9-900090
11-110000
13-13000
15-1500
17-170
19-19
21
100000000000
3-330-303000-3
5-5050-50005
7-70070-70
9-900090
11-110000
13-13000
15-1500
17-170
19-19
21