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A298592 as a triangular array

1
21
853
50342516
432307243189125
480235062881240119211296
65536487294095335328302082458316807
1062882800738683089601441531441461441379793262144
20000000152170311311987911708091105468759453125829190968801214782969

A298592 as a square array

12850432480265536106288220000000
153430735064872980073815217031
32524328814095368308913119879
1618924013532860144111708091
12519213020853144110546875
1296245834614419453125
168073797938291909
2621446880121
4782969
12850432480265536106288220000000
153430735064872980073815217031
32524328814095368308913119879
1618924013532860144111708091
12519213020853144110546875
1296245834614419453125
168073797938291909
2621446880121
4782969