A049213 as a triangular array
| | | | | | | | | 1 |
| | | | | | | | | 6 | | 1 |
| | | | | | | | 56 | | 12 | | 1 |
| | | | | | | 616 | | 148 | | 18 | | 1 |
| | | | | | 7392 | | 1904 | | 276 | | 24 | | 1 |
| | | | | 93632 | | 25312 | | 4080 | | 440 | | 30 | | 1 |
| | | | 1230592 | | 344960 | | 59808 | | 7360 | | 640 | | 36 | | 1 |
| | | 16612992 | | 4792128 | | 876960 | | 118224 | | 11960 | | 876 | | 42 | | 1 |
| | 228890112 | | 67586816 | | 12900416 | | 1860992 | | 209200 | | 18096 | | 1148 |
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A049213 as a square array
1 | 6 | 56 | 616 | 7392 | 93632 | 1230592 | 16612992 | 228890112
| 1 | 12 | 148 | 1904 | 25312 | 344960 | 4792128 | 67586816
| 1 | 18 | 276 | 4080 | 59808 | 876960 | 12900416
| 1 | 24 | 440 | 7360 | 118224 | 1860992
| 1 | 30 | 640 | 11960 | 209200
| 1 | 36 | 876 | 18096
| 1 | 42 | 1148
| 1
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A049213 as an upper right triangle
1 | 6 | 56 | 616 | 7392 | 93632 | 1230592 | 16612992 | 228890112
| | 1 | 12 | 148 | 1904 | 25312 | 344960 | 4792128 | 67586816
| | | 1 | 18 | 276 | 4080 | 59808 | 876960 | 12900416
| | | | 1 | 24 | 440 | 7360 | 118224 | 1860992
| | | | | 1 | 30 | 640 | 11960 | 209200
| | | | | | 1 | 36 | 876 | 18096
| | | | | | | 1 | 42 | 1148
| | | | | | | | 1
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