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A038264 as a triangular array

1
610
36120100
216108018001000
12968640216002400010000
777664800216000360000300000100000
4665646656019440004320000540000036000001000000
2799363265920163296004536000075600000

A038264 as a square array

16362161296777646656279936
1012010808640648004665603265920
100180021600216000194400016329600
100024000360000432000045360000
10000300000540000075600000
1000003600000
1000000
16362161296777646656279936
1012010808640648004665603265920
100180021600216000194400016329600
100024000360000432000045360000
10000300000540000075600000
1000003600000
1000000