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A121585 as a triangular array

1
01
101
3111
125331
6027141261
360168836236101
2520120058339324286151
201609720469829411845758176211
1814408820042606252851585671511990323281
1814400887040

A121585 as a square array

101312603602520201601814401814400
1015271681200972088200887040
1131483583469842606
131262393294125285
1636242184515856
110867587151
1151761990
121323
128
1
101312603602520201601814401814400
1015271681200972088200887040
1131483583469842606
131262393294125285
1636242184515856
110867587151
1151761990
121323
128
1