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A038272 as a triangular array

1
76
498436
343882756216
240182321058460481296
1680772030123480105840453607776
1176496050521296540148176095256032659246656
82354349412581270609218151560155584808001504

A038272 as a square array

1749343240116807117649823543
6848828232720306050524941258
3675610584123480129654012706092
2166048105840148176018151560
12964536095256015558480
77763265928001504
46656
1749343240116807117649823543
6848828232720306050524941258
3675610584123480129654012706092
2166048105840148176018151560
12964536095256015558480
77763265928001504
46656