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A348840 as a triangular array

1
11
221
4431
99741
2121171151
515142291661
12712710676462271
323323272200128692981
835835708530352204993791
218821881865141596558731113746101
579857984963

A348840 as a square array

11249215112732383521885798
1249215112732383521885798
137174210627270818654963
141129762005301415
151646128352965
162269204587
172999311
1837137
1946
110
1
11249215112732383521885798
1249215112732383521885798
137174210627270818654963
141129762005301415
151646128352965
162269204587
172999311
1837137
1946
110
1