A111603 - OEIS

A111603 as a triangular array

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1 1

1 2 1

1 1 3 1

1 2 3 4 1

1 2 1 2 5 1

1 2 3 4 5 6 1

1 1 3 3 5 3 7 1

1 2 3 4 5 2 7 8 1

1 2 3 4 1 3 7 4 9 1

1 2 3 4 5 6 7 8 9 10 1

1 1 3 1 5 6 7 2 3 5 11 1

1 2 3 4 5 6 7 8 9 10 11 12 1

1 1 3 4 5 3 1 4 9 10

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

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

1 3 3 1 3 3 3 3 3 3 3 3

1 4 2 4 3 4 4 4 1 4 4

1 5 5 5 5 1 5 5 5 5

1 6 3 2 3 6 6 6 3

1 7 7 7 7 7 7 1

1 8 4 8 2 8 4

1 9 9 3 9 9

1 10 5 10 10

1 11 11

1 12

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