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A292506 as a triangular array

1
01
031
0431
0111031
016231031
04259331031
06413483331031
016332023098331031
025669956827098331031
06381599145173829198331031
0102434343439193579829198331031

A292506 as a square array

100000000000
134111642641632566381024
1310235913432069915993434
1310338323056814513439
131033982707381935
13103398291798
13103398291
13103398
131033
1310
13
1
100000000000
134111642641632566381024
1310235913432069915993434
1310338323056814513439
131033982707381935
13103398291798
13103398291
13103398
131033
1310
13
1