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A355566 as a triangular array

0
01
-224
-1223223
-18440-11812176
-9403323-111849920563
-245261234-1841213462-6261186508
-130424721937-71230327143-13121436926288069
-4924064191776-66010462395676-888568131972-300766162491072

A355566 as a square array

00-2-12-184-940-24526-130424-4924064
12234033231234721937191776
42-118-1118-18412-71230-6601046
2312499134623271432395676
17620-626-1312-888568
56311814369131972
6508262-300766
880691624
91072
00-2-12-184-940-24526-130424-4924064
12234033231234721937191776
42-118-1118-18412-71230-6601046
2312499134623271432395676
17620-626-1312-888568
56311814369131972
6508262-300766
880691624
91072