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A186492 as a triangular array

1
01
203
014015
2801320105
05556015000945
111201066801995010395
043784021294003042900135135
8756801408992045334800523908002027025

A186492 as a square array

10202801112087568
1014055560437840
3013201066801408992
150150002129400
1050199504533480
94503042900
1039505239080
1351350
2027025
10202801112087568
1014055560437840
3013201066801408992
150150002129400
1050199504533480
94503042900
1039505239080
1351350
2027025