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A390524 as a triangular array

0
00
010
0120
02230
034340
0566450
081098560
01316151210670
0212624201512780
034423932251814890
055686352403021169100

A390524 as a square array

000000000000
011235813213455
022461016264268
0336915243963
044812203252
05510152540
066121830
0771421
08816
099
010
0
000000000000
011235813213455
022461016264268
0336915243963
044812203252
05510152540
066121830
0771421
08816
099
010
0