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A246892 as a triangular array

30
23158
900673112
270133641961216
621012481125445711416
1293133294575854665616621802
2340079345177648264981173056483931546
4028115968848429794221612160816432041408932980
63750

A246892 as a square array

302319002701621012931234004028163750
586733364124813329479345159688
11219611254457585177648484297
216571146656264981942216
416166211730561216081
80248393643204
1546140893
2980
302319002701621012931234004028163750
586733364124813329479345159688
11219611254457585177648484297
216571146656264981942216
416166211730561216081
80248393643204
1546140893
2980