A136018 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | | 1 | | 2 | | 1 |
| | | | | | | | | | 3 | | 3 | | 3 | | 1 |
| | | | | | | | | 7 | | 6 | | 6 | | 4 | | 1 |
| | | | | | | | 15 | | 14 | | 12 | | 10 | | 5 | | 1 |
| | | | | | | 33 | | 32 | | 27 | | 22 | | 15 | | 6 | | 1 |
| | | | | | 75 | | 72 | | 63 | | 50 | | 37 | | 21 | | 7 | | 1 |
| | | | | 171 | | 164 | | 146 | | 118 | | 88 | | 58 | | 28 | | 8 | | 1 |
| | | | 391 | | 377 | | 338 | | 280 | | 212 | | 147 | | 86 | | 36 | | 9 | | 1 |
| | | 899 | | 870 | | 786 | | 662 | | 514 | | 366 | | 234 | | 122 | | 45 | | 10 | | 1 |
| | 2077 | | 2014 | | 1834 | | 1564 |
|
A136018 as a square array
1 | 1 | 1 | 3 | 7 | 15 | 33 | 75 | 171 | 391 | 899 | 2077
| 1 | 2 | 3 | 6 | 14 | 32 | 72 | 164 | 377 | 870 | 2014
| 1 | 3 | 6 | 12 | 27 | 63 | 146 | 338 | 786 | 1834
| 1 | 4 | 10 | 22 | 50 | 118 | 280 | 662 | 1564
| 1 | 5 | 15 | 37 | 88 | 212 | 514
| 1 | 6 | 21 | 58 | 147 | 366
| 1 | 7 | 28 | 86 | 234
| 1 | 8 | 36 | 122
| 1 | 9 | 45
| 1 | 10
| 1
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A136018 as an upper right triangle
1 | 1 | 1 | 3 | 7 | 15 | 33 | 75 | 171 | 391 | 899 | 2077
| | 1 | 2 | 3 | 6 | 14 | 32 | 72 | 164 | 377 | 870 | 2014
| | | 1 | 3 | 6 | 12 | 27 | 63 | 146 | 338 | 786 | 1834
| | | | 1 | 4 | 10 | 22 | 50 | 118 | 280 | 662 | 1564
| | | | | 1 | 5 | 15 | 37 | 88 | 212 | 514
| | | | | | 1 | 6 | 21 | 58 | 147 | 366
| | | | | | | 1 | 7 | 28 | 86 | 234
| | | | | | | | 1 | 8 | 36 | 122
| | | | | | | | | 1 | 9 | 45
| | | | | | | | | | 1 | 10
| | | | | | | | | | | 1
| | | | | | | | | | |
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