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A298501 as a triangular array

1
22
343
5335
8131138
1334443413
217353857321
3420365454620334
555942097281972059455
8914433546740340346735144389
1444013701105235327723531105704013144
233

A298501 as a square array

123581321345589144233
24313347320359414434013
331456203570
51343854974671105
8345542814032353
1373697403277
21203204672353
34594351105
55144370
894013
144
123581321345589144233
24313347320359414434013
331456203570
51343854974671105
8345542814032353
1373697403277
21203204672353
34594351105
55144370
894013
144