A293551 as a triangular array
| | | | | | | | | | | | | 1 |
| | | | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | | | 1 | | 1 | | 1 |
| | | | | | | | | | | 1 | | 1 | | 2 | | 1 |
| | | | | | | | | | 1 | | 1 | | 3 | | 3 | | 1 |
| | | | | | | | | 1 | | 1 | | 4 | | 6 | | 5 | | 1 |
| | | | | | | | 1 | | 1 | | 5 | | 10 | | 13 | | 7 | | 1 |
| | | | | | | 1 | | 1 | | 6 | | 15 | | 26 | | 24 | | 11 | | 1 |
| | | | | | 1 | | 1 | | 7 | | 21 | | 45 | | 59 | | 48 | | 15 | | 1 |
| | | | | 1 | | 1 | | 8 | | 28 | | 71 | | 120 | | 141 | | 86 | | 22 | | 1 |
| | | | 1 | | 1 | | 9 | | 36 | | 105 | | 216 | | 331 | | 310 | | 160 | | 30 | | 1 |
| | | 1 | | 1 | | 10 | | 45 | | 148 | | 357 | | 672 | | 855 | | 692 | | 282 | | 42 | | 1 |
| | 1 | | 1 | | 11 | | 55 | | 201 | | 554 | | 1232 | | 1982 | | 2214 | | 1483 | | 500 | | 56 | | 1 |
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A293551 as a square array
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11
| 1 | 3 | 6 | 10 | 15 | 21 | 28 | 36 | 45 | 55
| 1 | 5 | 13 | 26 | 45 | 71 | 105 | 148 | 201
| 1 | 7 | 24 | 59 | 120 | 216 | 357 | 554
| 1 | 11 | 48 | 141 | 331 | 672 | 1232
| 1 | 15 | 86 | 310 | 855 | 1982
| 1 | 22 | 160 | 692 | 2214
| 1 | 30 | 282 | 1483
| 1 | 42 | 500
| 1 | 56
| 1
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A293551 as an upper right triangle
1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | | 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11
| | | | 1 | 3 | 6 | 10 | 15 | 21 | 28 | 36 | 45 | 55
| | | | | 1 | 5 | 13 | 26 | 45 | 71 | 105 | 148 | 201
| | | | | | 1 | 7 | 24 | 59 | 120 | 216 | 357 | 554
| | | | | | | 1 | 11 | 48 | 141 | 331 | 672 | 1232
| | | | | | | | 1 | 15 | 86 | 310 | 855 | 1982
| | | | | | | | | 1 | 22 | 160 | 692 | 2214
| | | | | | | | | | 1 | 30 | 282 | 1483
| | | | | | | | | | | 1 | 42 | 500
| | | | | | | | | | | | 1 | 56
| | | | | | | | | | | | | 1
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