A194291 - OEIS

A194291 as a triangular array

1

2 2

2 4 3

4 3 5 4

5 5 5 5 5

5 6 7 6 5 7

7 7 7 7 7 7 7

8 8 7 9 7 9 8 8

8 9 9 9 9 10 8 9 10

10 10 10 10 11 9 10 11 9 10

10 11 11 10 12 11 11 12 11 11 11

11 12 13 11 12 13 12 11 13 12 11 13

13 13 13

1 2 2 4 5 5 7 8 8 10 10 11 13

2 4 3 5 6 7 8 9 10 11 12 13

3 5 5 7 7 7 9 10 11 13 13

4 5 6 7 9 9 10 10 11

5 5 7 7 9 11 12 12

7 7 9 10 9 11 13

7 8 8 10 11 12

8 9 11 12 11

10 9 11 13

10 11 12

11 11

13