A185874 as a triangular array
| | | | | | | | | | | | | | 1 |
| | | | | | | | | | | | | | 3 | | 4 |
| | | | | | | | | | | | | 6 | | 11 | | 10 |
| | | | | | | | | | | | 10 | | 21 | | 26 | | 20 |
| | | | | | | | | | | 15 | | 34 | | 48 | | 50 | | 35 |
| | | | | | | | | | 21 | | 50 | | 76 | | 90 | | 85 | | 56 |
| | | | | | | | | 28 | | 69 | | 110 | | 140 | | 150 | | 133 | | 84 |
| | | | | | | | 36 | | 91 | | 150 | | 200 | | 230 | | 231 | | 196 | | 120 |
| | | | | | | 45 | | 116 | | 196 | | 270 | | 325 | | 350 | | 336 | | 276 | | 165 |
| | | | | | 55 | | 144 | | 248 | | 350 | | 435 | | 490 | | 504 | | 468 | | 375 | | 220 |
| | | | | 66 | | 175 | | 306 | | 440 | | 560 | | 651 | | 700 | | 696 | | 630 | | 495 | | 286 |
| | | | 78 | | 209 | | 370 | | 540 | | 700 | | 833 | | 924 | | 960 | | 930 | | 825 | | 638 | | 364 |
| | | 91 | | 246 | | 440 | | 650 | | 855 | | 1036 | | 1176 | | 1260 | | 1275 | | 1210 | | 1056 | | 806 | | 455 |
| | 105 | | 286 | | 516 | | 770 | | 1025 | | 1260 | | 1456 | | 1596 | | 1665 | | 1650 | | 1540 | | 1326 | | 1001 | | 560 |
|
A185874 as a square array
1 | 3 | 6 | 10 | 15 | 21 | 28 | 36 | 45 | 55 | 66 | 78 | 91 | 105
| 4 | 11 | 21 | 34 | 50 | 69 | 91 | 116 | 144 | 175 | 209 | 246 | 286
| 10 | 26 | 48 | 76 | 110 | 150 | 196 | 248 | 306 | 370 | 440 | 516
| 20 | 50 | 90 | 140 | 200 | 270 | 350 | 440 | 540 | 650 | 770
| 35 | 85 | 150 | 230 | 325 | 435 | 560 | 700 | 855 | 1025
| 56 | 133 | 231 | 350 | 490 | 651 | 833 | 1036 | 1260
| 84 | 196 | 336 | 504 | 700 | 924 | 1176 | 1456
| 120 | 276 | 468 | 696 | 960 | 1260 | 1596
| 165 | 375 | 630 | 930 | 1275 | 1665
| 220 | 495 | 825 | 1210 | 1650
| 286 | 638 | 1056 | 1540
| 364 | 806 | 1326
| 455 | 1001
| 560
|
A185874 as an upper right triangle
1 | 3 | 6 | 10 | 15 | 21 | 28 | 36 | 45 | 55 | 66 | 78 | 91 | 105
| | 4 | 11 | 21 | 34 | 50 | 69 | 91 | 116 | 144 | 175 | 209 | 246 | 286
| | | 10 | 26 | 48 | 76 | 110 | 150 | 196 | 248 | 306 | 370 | 440 | 516
| | | | 20 | 50 | 90 | 140 | 200 | 270 | 350 | 440 | 540 | 650 | 770
| | | | | 35 | 85 | 150 | 230 | 325 | 435 | 560 | 700 | 855 | 1025
| | | | | | 56 | 133 | 231 | 350 | 490 | 651 | 833 | 1036 | 1260
| | | | | | | 84 | 196 | 336 | 504 | 700 | 924 | 1176 | 1456
| | | | | | | | 120 | 276 | 468 | 696 | 960 | 1260 | 1596
| | | | | | | | | 165 | 375 | 630 | 930 | 1275 | 1665
| | | | | | | | | | 220 | 495 | 825 | 1210 | 1650
| | | | | | | | | | | 286 | 638 | 1056 | 1540
| | | | | | | | | | | | 364 | 806 | 1326
| | | | | | | | | | | | | 455 | 1001
| | | | | | | | | | | | | | 560
|
|