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A243831 as a triangular array

0
00
000
0000
00000
0000042
00000420
00000100
0000001500
000000110500
00000002149000
00000010196176400
0000000601176529200
0000000042052921386000

A243831 as a square array

00000000000000
0000000000000
000000000000
00000000000
0000000000
42421000000
001510100
0010521060
00490196042
00176411760
0052925292
0013860
00
0

A243831 as an upper right triangle

00000000000000
0000000000000
000000000000
00000000000
0000000000
42421000000
001510100
0010521060
00490196042
00176411760
0052925292
0013860
00
0

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Last modified April 16 08:27 EDT 2024. Contains 371698 sequences. (Running on oeis4.)