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A052307 as a triangular array

1
11
111
1111
11211
112211
1133311
11344311
114585411
114710107411
11581616168511
115102026262010511
11612293850382912611
1161435577676573514611

A052307 as a square array

11111111111111
1111111111111
112233445566
11234578101214
113481016202935
11351016263857
114716265076
1148203876
115102957
1151235
11614
116
11
1

A052307 as an upper right triangle

11111111111111
1111111111111
112233445566
11234578101214
113481016202935
11351016263857
114716265076
1148203876
115102957
1151235
11614
116
11
1

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Last modified April 25 11:39 EDT 2024. Contains 371969 sequences. (Running on oeis4.)