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A161628 as a triangular array

1
0-1
0-23
0-318-16
0-472-192125
0-5240-14402500-1296
0-6720-864030000-3888016807
0-72016-45360280000-680400705894-262144
0-85376-2177282240000-907200016941456-146800644782969

A161628 as a square array

100000000
-1-2-3-4-5-6-7-8
3187224072020165376
-16-192-1440-8640-45360-217728
1252500300002800002240000
-1296-38880-680400-9072000
1680770589416941456
-262144-14680064
4782969

A161628 as an upper right triangle

100000000
-1-2-3-4-5-6-7-8
3187224072020165376
-16-192-1440-8640-45360-217728
1252500300002800002240000
-1296-38880-680400-9072000
1680770589416941456
-262144-14680064
4782969

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Last modified September 28 02:07 EDT 2020. Contains 337392 sequences. (Running on oeis4.)