A306518 - OEIS

A306518 as a triangular array

1

1 2

1 2 0

1 2 2 0

1 2 0 4 2

1 2 2 2 2 0

1 2 0 4 6 0 0

1 2 2 0 4 0 4 0

1 2 0 6 2 4 0 0 0

1 2 2 0 6 2 8 4 2 2

1 2 0 4 2 4 4 8 0 6 0

1 2 2 2 4 0 14 0 6 2 0 0

1 2 0 4 6 4 0 8 0 6 0 4 0

1 2 2 0 2 0 8 2 6 6 8 0 4 0

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

2 2 2 2 2 2 2 2 2 2 2 2 2

0 2 0 2 0 2 0 2 0 2 0 2

0 4 2 4 0 6 0 4 2 4 0

2 2 6 4 2 6 2 4 6 2

0 0 0 4 2 4 0 4 0

0 4 0 8 4 14 0 8

0 0 4 8 0 8 2

0 2 0 6 0 6

2 6 2 6 6

0 0 0 8

0 4 0

0 4

0