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A238054 as a triangular array

256
17601760
123522073212352
8748824966424966487488
618752302920451665603029204618752
437555236751872107643264107643264367518724375552
30949952446229436224614291638565756922246142916

A238054 as a square array

25617601235287488618752437555230949952
176020732249664302920436751872446229436
1235224966451665601076432642246142916
8748830292041076432643856575692
618752367518722246142916
4375552
25617601235287488618752437555230949952
176020732249664302920436751872446229436
1235224966451665601076432642246142916
8748830292041076432643856575692
618752367518722246142916
4375552