A177992 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 1 | | 1 |
| | | | | | | | | | | 1 | | 3 | | 1 |
| | | | | | | | | | 1 | | 7 | | 3 | | 1 |
| | | | | | | | | 1 | | 15 | | 6 | | 5 | | 1 |
| | | | | | | | 1 | | 31 | | 10 | | 16 | | 5 | | 1 |
| | | | | | | 1 | | 63 | | 15 | | 42 | | 15 | | 7 | | 1 |
| | | | | | 1 | | 127 | | 21 | | 99 | | 35 | | 29 | | 7 | | 1 |
| | | | | 1 | | 255 | | 28 | | 219 | | 70 | | 93 | | 28 | | 9 | | 1 |
| | | | 1 | | 511 | | 36 | | 466 | | 126 | | 256 | | 84 | | 46 | | 9 | | 1 |
| | | 1 | | 1023 | | 45 | | 968 | | 210 | | 638 | | 210 | | 176 | | 45 | | 11 | | 1 |
| | 1 | | 2047 | | 55 | | 1981 | | 330 | | 1486 | | 462 | | 562 | | 165 | | 67 | | 11 | | 1 |
|
A177992 as a square array
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 3 | 7 | 15 | 31 | 63 | 127 | 255 | 511 | 1023 | 2047
| | 1 | 3 | 6 | 10 | 15 | 21 | 28 | 36 | 45 | 55
| | 1 | 5 | 16 | 42 | 99 | 219 | 466 | 968 | 1981
| | 1 | 5 | 15 | 35 | 70 | 126 | 210 | 330
| | 1 | 7 | 29 | 93 | 256 | 638 | 1486
| | 1 | 7 | 28 | 84 | 210 | 462
| | 1 | 9 | 46 | 176 | 562
| | 1 | 9 | 45 | 165
| | 1 | 11 | 67
| | 1 | 11
| | 1
|
A177992 as an upper right triangle
| 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1
| | 1 | 3 | 7 | 15 | 31 | 63 | 127 | 255 | 511 | 1023 | 2047
| | | 1 | 3 | 6 | 10 | 15 | 21 | 28 | 36 | 45 | 55
| | | | 1 | 5 | 16 | 42 | 99 | 219 | 466 | 968 | 1981
| | | | | 1 | 5 | 15 | 35 | 70 | 126 | 210 | 330
| | | | | | 1 | 7 | 29 | 93 | 256 | 638 | 1486
| | | | | | | 1 | 7 | 28 | 84 | 210 | 462
| | | | | | | | 1 | 9 | 46 | 176 | 562
| | | | | | | | | 1 | 9 | 45 | 165
| | | | | | | | | | 1 | 11 | 67
| | | | | | | | | | | 1 | 11
| | | | | | | | | | | | 1
|
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