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A027144 formatted as a triangular array:

1
1 2
1 4 2
1 6 6 8
1 8 12 16 8
1 10 20 48 24 32
1 12 30 80 72 64 32
1 14 42 152 152 288 96 128
1 16 56 224 304 512 384 256 128
1 18 72 352 528 1344 896 1536 384 512

A027144 formatted as a square array:

1 1 1 1 1 1 1 1 1 1
2 4 6 8 10 12 14 16 18
2 6 12 20 30 42 56 72
8 16 48 80 152 224 352
8 24 72 152 304 528
32 64 288 512 1344
32 96 384 896
128 256 1536
128 384
512

A027144 formatted as an upper right triangle:

1 1 1 1 1 1 1 1 1 1
2 4 6 8 10 12 14 16 18
2 6 12 20 30 42 56 72
8 16 48 80 152 224 352
8 24 72 152 304 528
32 64 288 512 1344
32 96 384 896
128 256 1536
128 384
512

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Last modified December 10 12:37 EST 2009. Contains 170569 sequences.

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