cp's OEIS Frontend

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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A176849 Triangle read by rows which contains the (6n)-th row of the Pascal triangle in row n.

Original entry on oeis.org

1, 1, 6, 15, 20, 15, 6, 1, 1, 12, 66, 220, 495, 792, 924, 792, 495, 220, 66, 12, 1, 1, 18, 153, 816, 3060, 8568, 18564, 31824, 43758, 48620, 43758, 31824, 18564, 8568, 3060, 816, 153, 18, 1, 1, 24, 276, 2024, 10626, 42504, 134596, 346104, 735471, 1307504
Offset: 0

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Author

Roger L. Bagula, Apr 27 2010

Keywords

Comments

Row sums are A089357(n).

Examples

			1;
1, 6, 15, 20, 15, 6, 1;
1, 12, 66, 220, 495, 792, 924, 792, 495, 220, 66, 12, 1;
1, 18, 153, 816, 3060, 8568, 18564, 31824, 43758, 48620, 43758, 31824, 18564, 8568, 3060, 816, 153, 18, 1;
1, 24, 276, 2024, 10626, 42504, 134596, 346104, 735471, 1307504, 1961256, 2496144, 2704156, 2496144, 1961256, 1307504, 735471, 346104, 134596, 42504, 10626, 2024, 276, 24, 1;
		

Crossrefs

Programs

  • Mathematica
    t[n_, m_] := Binomial[6*n, m];
    Table[Table[t[n, m], {m, 0, 6*n}], {n, 0, 10}];
    Flatten[%]

Formula

T(n,m)=binomial(6*n, m) = A007318(6*n,m), 0<=m<=n.
Showing 1-1 of 1 results.