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A134658 as a triangular array

3
12
2-12
3-312
4-64-12
5-1010-512
6-1520-156-12
7-2135-3521-712
8-2856-7056-288-12
9-3684-126126-8436-912
10-45120-210252-210120-4510-12

A134658 as a square array

312345678910
2-1-3-6-10-15-21-28-36-45
2141020355684120
2-1-5-15-35-70-126-210
2162156126252
2-1-7-28-84-210
21836120
2-1-9-45
2110
2-1
2
312345678910
2-1-3-6-10-15-21-28-36-45
2141020355684120
2-1-5-15-35-70-126-210
2162156126252
2-1-7-28-84-210
21836120
2-1-9-45
2110
2-1
2