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A168287 as a triangular array

1
11
141
111111
12660261
157252252571
112093117469311201
12473201101871018732012471
150210534535428978853542105345021
1101333698262466688976688976262466336981013

A168287 as a square array

1111111111
141126571202475021013
1116025293132011053433698
12625217461018753542262466
1579311018789788688976
1120320153542688976
124710534262466
150233698
11013
1111111111
141126571202475021013
1116025293132011053433698
12625217461018753542262466
1579311018789788688976
1120320153542688976
124710534262466
150233698
11013