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A004175 as a triangular array

1
2-1
4-40
8-1202
16-320160
32-800800-16
64-19203200-1920
128-448011200-13440272
256-1024035840-7168043520
512-23040107520-322560391680-7936
1024

A004175 as a square array

12481632641282565121024
-1-4-12-32-80-192-448-1024-2304
00000000
216803201120358410752
000000
-16-192-1344-7168-32256
0000
272435239168
00
-7936

A004175 as an upper right triangle

12481632641282565121024
-1-4-12-32-80-192-448-1024-2304
00000000
216803201120358410752
000000
-16-192-1344-7168-32256
0000
272435239168
00
-7936

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Last modified March 29 02:23 EDT 2024. Contains 371264 sequences. (Running on oeis4.)