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A074734 as a triangular array

0
00
010
0120
03330
038640
0613161050
062233281560
010316067452170
0104897136120682880
01562158244271198983690
0158623442453549230813645100

A074734 as a square array

000000000000
011336610101515
0238132231486286
03616336097158234
04102867136244424
051545120271535
062168198492
072898308
0836136
0945
010
0
000000000000
011336610101515
0238132231486286
03616336097158234
04102867136244424
051545120271535
062168198492
072898308
0836136
0945
010
0