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This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

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A223892 T(n,k)=Number of nXk 0..2 arrays with row sums and column sums unimodal.

Original entry on oeis.org

3, 9, 9, 22, 81, 22, 46, 564, 564, 46, 86, 3298, 11264, 3298, 86, 148, 17048, 187103, 187103, 17048, 148, 239, 80412, 2719602, 8878492, 2719602, 80412, 239, 367, 353485, 35688774, 367772497, 367772497, 35688774, 353485, 367, 541, 1469903, 432076735
Offset: 1

Views

Author

R. H. Hardin Mar 28 2013

Keywords

Comments

Table starts
...3.......9.........22...........46............86...........148
...9......81........564.........3298.........17048.........80412
..22.....564......11264.......187103.......2719602......35688774
..46....3298.....187103......8878492.....367772497...13710418065
..86...17048....2719602....367772497...43541049634.4638776041518
.148...80412...35688774..13710418065.4638776041518
.239..353485..432076735.469842794992
.367.1469903.4902528769
.541.5845411
.771

Examples

			Some solutions for n=3 k=4
..0..2..1..1....0..0..2..0....1..0..1..0....0..1..0..1....0..0..2..0
..2..2..1..0....1..2..1..2....2..2..0..1....1..1..2..1....0..1..1..2
..2..2..0..1....1..2..1..2....2..1..2..0....2..2..2..2....1..1..2..1

Links

Crossrefs

Column 1 is A223718
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