A281527 - OEIS

A281527 as a triangular array

1

1 2

1 1 2

1 2 2 2

1 1 1 2 2

1 2 2 2 3 2

1 1 2 1 2 2 2

1 2 1 2 2 2 3 2

1 1 2 2 1 2 2 2 2

1 2 2 2 2 2 3 3 3 2

1 1 1 1 2 1 2 2 2 2 2

1 2 2 2 3 2 2 3 3 3 3 2

1 1 2 2 2 2 1 2 2 3 3 2 2

1 2 1 2 1 2 2 2 2 2 3 2 3 2

1 1 1 1 1 1 1 1 1 1 1 1 1 1

2 1 2 1 2 1 2 1 2 1 2 1 2

2 2 1 2 2 1 2 2 1 2 2 1

2 2 2 1 2 2 2 1 2 2 2

2 3 2 2 1 2 2 3 2 1

2 2 2 2 2 1 2 2 2

2 3 2 3 2 2 1 2

2 2 3 2 3 2 2

2 3 2 3 2 2

2 2 3 3 2

2 3 3 3

2 2 2

2 3

2