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A227641 as a triangular array

1
22
353
411114
52339235
644127127446
778377667377787
813010143202320210141308
9206251813740252411374025182069
1031358445357517923417923453575584431310
1145912790

A227641 as a square array

1234567891011
2511234478130206313459
3113912737710142518584412790
42312766732021374053575
544377320225241179234
678101413740179234
7130251853575
82065844
9313
10
1234567891011
2511234478130206313459
3113912737710142518584412790
42312766732021374053575
544377320225241179234
678101413740179234
7130251853575
82065844
9313
10