A213126 - OEIS

A213126 as a triangular array

1

1 1

1 0 1

1 1 1 1

1 2 2 2 1

1 3 4 4 3 1

1 4 1 2 1 4 1

1 5 5 3 3 5 5 1

1 6 2 0 6 0 2 6 1

1 7 8 2 6 6 2 8 7 1

1 8 5 0 8 2 8 0 5 8 1

1 9 2 5 8 10 10 8 5 2 9 1

1 10 11 7 1 6 8 6

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

1 0 1 2 3 4 5 6 7 8 9 10

1 1 2 4 1 5 2 8 5 2 11

1 2 4 2 3 0 2 0 5 7

1 3 1 3 6 6 8 8 1

1 4 5 0 6 2 10 6

1 5 2 2 8 10 8

1 6 8 0 8 6

1 7 5 5

1 8 2

1 9

1