A035506 as a triangular array
| | | | | | | | | | | | 1 |
| | | | | | | | | | | | 2 | | 4 |
| | | | | | | | | | | 3 | | 6 | | 7 |
| | | | | | | | | | 5 | | 10 | | 11 | | 9 |
| | | | | | | | | 8 | | 16 | | 18 | | 15 | | 12 |
| | | | | | | | 13 | | 26 | | 29 | | 24 | | 19 | | 14 |
| | | | | | | 21 | | 42 | | 47 | | 39 | | 31 | | 23 | | 17 |
| | | | | | 34 | | 68 | | 76 | | 63 | | 50 | | 37 | | 28 | | 20 |
| | | | | 55 | | 110 | | 123 | | 102 | | 81 | | 60 | | 45 | | 32 | | 22 |
| | | | 89 | | 178 | | 199 | | 165 | | 131 | | 97 | | 73 | | 52 | | 36 | | 25 |
| | | 144 | | 288 | | 322 | | 267 | | 212 | | 157 | | 118 | | 84 | | 58 | | 40 | | 27 |
| | 233 | | 466 | | 521 | | 432 | | 343 | | 254 | | 191 | | 136 | | 94 | | 65 | | 44 | | 30 |
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A035506 as a square array
1 | 2 | 3 | 5 | 8 | 13 | 21 | 34 | 55 | 89 | 144 | 233
| 4 | 6 | 10 | 16 | 26 | 42 | 68 | 110 | 178 | 288 | 466
| 7 | 11 | 18 | 29 | 47 | 76 | 123 | 199 | 322 | 521
| 9 | 15 | 24 | 39 | 63 | 102 | 165 | 267 | 432
| 12 | 19 | 31 | 50 | 81 | 131 | 212 | 343
| 14 | 23 | 37 | 60 | 97 | 157 | 254
| 17 | 28 | 45 | 73 | 118 | 191
| 20 | 32 | 52 | 84 | 136
| 22 | 36 | 58 | 94
| 25 | 40 | 65
| 27 | 44
| 30
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A035506 as an upper right triangle
1 | 2 | 3 | 5 | 8 | 13 | 21 | 34 | 55 | 89 | 144 | 233
| | 4 | 6 | 10 | 16 | 26 | 42 | 68 | 110 | 178 | 288 | 466
| | | 7 | 11 | 18 | 29 | 47 | 76 | 123 | 199 | 322 | 521
| | | | 9 | 15 | 24 | 39 | 63 | 102 | 165 | 267 | 432
| | | | | 12 | 19 | 31 | 50 | 81 | 131 | 212 | 343
| | | | | | 14 | 23 | 37 | 60 | 97 | 157 | 254
| | | | | | | 17 | 28 | 45 | 73 | 118 | 191
| | | | | | | | 20 | 32 | 52 | 84 | 136
| | | | | | | | | 22 | 36 | 58 | 94
| | | | | | | | | | 25 | 40 | 65
| | | | | | | | | | | 27 | 44
| | | | | | | | | | | | 30
|
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