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A282560 as a triangular array

0
00
000
010100
03689360
01546186181540
06524167628441676520
024722627873140731402627824720
09356160698766472138125876647216069893560
03476696112877741802370578423705784

A282560 as a square array

0000000000
0010361546522472935634766
01089618416726278160698961128
0366186284731407664727774180
0154416773140138125823705784
06522627876647223705784
02472160698
09356
0
0000000000
0010361546522472935634766
01089618416726278160698961128
0366186284731407664727774180
0154416773140138125823705784
06522627876647223705784
02472160698
09356
0