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A194877 as a triangular array

1
21
321
4321
54321
543216
5432716
54382716
549382716
51049382716
1151049382716
115104938271126
11510493821371126
11510

A194877 as a square array

123455555511111111
12344444105555
1233339410101010
1222839444
117283999
61728333
6172888
617222
617713
6117
6121
612
6

A194877 as an upper right triangle

123455555511111111
12344444105555
1233339410101010
1222839444
117283999
61728333
6172888
617222
617713
6117
6121
612
6

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Last modified August 12 19:26 EDT 2024. Contains 375113 sequences. (Running on oeis4.)