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A236198 as a triangular array

256
29362936
335467634033546
38494819713481971348384948
442071851179036114241318511790364420718
50726030133066304866649188206664918820133066304850726030
58203040534586439766390311787452

A236198 as a square array

256293633546384948442071850726030582030405
293676340197134851179036133066304834586439766
3354619713481142413186664918820390311787452
384948511790366664918820
44207181330663048
50726030
256293633546384948442071850726030582030405
293676340197134851179036133066304834586439766
3354619713481142413186664918820390311787452
384948511790366664918820
44207181330663048
50726030