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A003988 as a triangular array

1
20
310
4100
52100
621000
7311000
83210000
942110000
10421100000
115321100000
1253211000000
13632111000000
146422110000

A003988 as a square array

1234567891011121314
0112233445566
001112223334
00011112222
0000111112
000001111
00000011
0000000
000000
00000
0000
00
0

A003988 as an upper right triangle

1234567891011121314
0112233445566
001112223334
00011112222
0000111112
000001111
00000011
0000000
000000
00000
0000
00
0

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Last modified May 9 23:14 EDT 2024. Contains 372354 sequences. (Running on oeis4.)