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A039810 formatted as a triangular array:

1
2 1
5 6 1
15 32 12 1
52 175 110 20 1
203 1012 945 280 30 1
877 6230 8092 3465 595 42 1
4140 40819 70756 40992 10010 1120 56 1
21147 283944 638423 479976 156072 24570 1932 72 1

A039810 formatted as a square array:

1 2 5 15 52 203 877 4140 21147
1 6 32 175 1012 6230 40819 283944
1 12 110 945 8092 70756 638423
1 20 280 3465 40992 479976
1 30 595 10010 156072
1 42 1120 24570
1 56 1932
1 72
1

A039810 formatted as an upper right triangle:

1 2 5 15 52 203 877 4140 21147
1 6 32 175 1012 6230 40819 283944
1 12 110 945 8092 70756 638423
1 20 280 3465 40992 479976
1 30 595 10010 156072
1 42 1120 24570
1 56 1932
1 72
1

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Last modified December 2 11:54 EST 2009. Contains 167921 sequences.


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