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A280480 as a triangular array

0
10
060
622300
6632081580
3016299719398460
543814070151041740644460
15888415441100306214635149057227340
3421995551496188832272190288670012240921133100
84644781894703589912

A280480 as a square array

010663054158342846
06226316238188419954478
03020899740701544155149189470
01581939151041003066188833589912
0846174062146352272190
044461490572886700
0227341224092
0113310
0
010663054158342846
06226316238188419954478
03020899740701544155149189470
01581939151041003066188833589912
0846174062146352272190
044461490572886700
0227341224092
0113310
0