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A361781 as a triangular array

1
11
102
1-115
1-22115
1-35-3452
1-410-13711203
1-517-3536-1041877
1-626-75127-101311624140
1-737-139340-472293-2171521147
1-850-233759-15731787-8482043425115975

A361781 as a square array

11111111111
10-1-2-3-4-5-6-7-8
21251017263750
51-3-13-35-75-139-233
154736127340759
5211-10-101-472-1573
20341312931787
877162-21-848
4140715204
211473425
115975
11111111111
10-1-2-3-4-5-6-7-8
21251017263750
51-3-13-35-75-139-233
154736127340759
5211-10-101-472-1573
20341312931787
877162-21-848
4140715204
211473425
115975