A191428 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 3 | | 2 |
| | | | | | | | | | | 6 | | 4 | | 5 |
| | | | | | | | | | 11 | | 8 | | 9 | | 7 |
| | | | | | | | | 19 | | 14 | | 16 | | 12 | | 10 |
| | | | | | | | 32 | | 24 | | 27 | | 21 | | 17 | | 13 |
| | | | | | | 53 | | 40 | | 45 | | 35 | | 29 | | 22 | | 15 |
| | | | | | 87 | | 66 | | 74 | | 58 | | 48 | | 37 | | 25 | | 18 |
| | | | | 142 | | 108 | | 121 | | 95 | | 79 | | 61 | | 42 | | 30 | | 20 |
| | | | 231 | | 176 | | 197 | | 155 | | 129 | | 100 | | 69 | | 50 | | 33 | | 23 |
| | | 375 | | 286 | | 320 | | 252 | | 210 | | 163 | | 113 | | 82 | | 55 | | 38 | | 26 |
| | 608 | | 464 | | 519 | | 409 | | 341 | | 265 | | 184 | | 134 | | 90 | | 63 | | 43 | | 28 |
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A191428 as a square array
1 | 3 | 6 | 11 | 19 | 32 | 53 | 87 | 142 | 231 | 375 | 608
| 2 | 4 | 8 | 14 | 24 | 40 | 66 | 108 | 176 | 286 | 464
| 5 | 9 | 16 | 27 | 45 | 74 | 121 | 197 | 320 | 519
| 7 | 12 | 21 | 35 | 58 | 95 | 155 | 252 | 409
| 10 | 17 | 29 | 48 | 79 | 129 | 210 | 341
| 13 | 22 | 37 | 61 | 100 | 163 | 265
| 15 | 25 | 42 | 69 | 113 | 184
| 18 | 30 | 50 | 82 | 134
| 20 | 33 | 55 | 90
| 23 | 38 | 63
| 26 | 43
| 28
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A191428 as an upper right triangle
1 | 3 | 6 | 11 | 19 | 32 | 53 | 87 | 142 | 231 | 375 | 608
| | 2 | 4 | 8 | 14 | 24 | 40 | 66 | 108 | 176 | 286 | 464
| | | 5 | 9 | 16 | 27 | 45 | 74 | 121 | 197 | 320 | 519
| | | | 7 | 12 | 21 | 35 | 58 | 95 | 155 | 252 | 409
| | | | | 10 | 17 | 29 | 48 | 79 | 129 | 210 | 341
| | | | | | 13 | 22 | 37 | 61 | 100 | 163 | 265
| | | | | | | 15 | 25 | 42 | 69 | 113 | 184
| | | | | | | | 18 | 30 | 50 | 82 | 134
| | | | | | | | | 20 | 33 | 55 | 90
| | | | | | | | | | 23 | 38 | 63
| | | | | | | | | | | 26 | 43
| | | | | | | | | | | | 28
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