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A268820 as a triangular array

0
10
210
3310
46310
522310
61272310
74662310
8713562310
95127762310
10245154762310
11841355762310
121125414125762310
139241215445762310
141392712101345762310

A268820 as a square array

01234567891011121314
013621247524811913
01327613125425249
0132657151341227
01326745141512
013267512410
0132675413
01326754
0132675
013267
01326
0132
013
01
0
01234567891011121314
013621247524811913
01327613125425249
0132657151341227
01326745141512
013267512410
0132675413
01326754
0132675
013267
01326
0132
013
01
0