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A084534 formatted as a triangular array:

1
1 2
1 4 2
1 6 9 2
1 8 20 16 2
1 10 35 50 25 2
1 12 54 112 105 36 2
1 14 77 210 294 196 49 2
1 16 104 352 660 672 336 64 2
1 18 135 546 1287 1782 1386 540 81 2
1 20 170 800 2275 4004 4290 2640 825 100 2

A084534 formatted as a square array:

1 1 1 1 1 1 1 1 1 1 1
2 4 6 8 10 12 14 16 18 20
2 9 20 35 54 77 104 135 170
2 16 50 112 210 352 546 800
2 25 105 294 660 1287 2275
2 36 196 672 1782 4004
2 49 336 1386 4290
2 64 540 2640
2 81 825
2 100
2

A084534 formatted as an upper right triangle:

1 1 1 1 1 1 1 1 1 1 1
2 4 6 8 10 12 14 16 18 20
2 9 20 35 54 77 104 135 170
2 16 50 112 210 352 546 800
2 25 105 294 660 1287 2275
2 36 196 672 1782 4004
2 49 336 1386 4290
2 64 540 2640
2 81 825
2 100
2

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

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