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A171650 as a triangular array

1
11
421
131231
46522441
1662301304051
6109966902606061
22694270348616104558471
851818152170809296322072811281
32206766628168451240209165796109214491

A171650 as a square array

11413461666102269851832206
12125223099642701815276662
132413069034861708081684
14402601610929651240
1560455322020916
16847285796
171121092
18144
19
1
11413461666102269851832206
12125223099642701815276662
132413069034861708081684
14402601610929651240
1560455322020916
16847285796
171121092
18144
19
1