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A292130 Triangle read by rows: T(n,k) = (-3) * T(n-k,k-1) + T(n-k,k) with T(0,0) = 1 for 0 <= k <= A003056(n). 2
1, 0, -3, 0, -3, 0, -3, 9, 0, -3, 9, 0, -3, 18, 0, -3, 18, -27, 0, -3, 27, -27, 0, -3, 27, -54, 0, -3, 36, -81, 0, -3, 36, -108, 81, 0, -3, 45, -135, 81, 0, -3, 45, -189, 162, 0, -3, 54, -216, 243, 0, -3, 54, -270, 405, 0, -3, 63, -324, 486, -243, 0, -3, 63, -378 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Seiichi Manyama, Rows n = 0..481, flattened

EXAMPLE

First few rows are:

  1;

  0, -3;

  0, -3;

  0, -3,  9;

  0, -3,  9;

  0, -3, 18;

  0, -3, 18,  -27;

  0, -3, 27,  -27;

  0, -3, 27,  -54;

  0, -3, 36,  -81;

  0, -3, 36, -108, 81.

CROSSREFS

Row sums give A292128.

Columns 0-1 give A000007, (-1)*A010701.

Cf. A291971.

Sequence in context: A194084 A262281 A297871 * A291971 A240923 A272727

Adjacent sequences:  A292127 A292128 A292129 * A292131 A292132 A292133

KEYWORD

sign,tabf

AUTHOR

Seiichi Manyama, Sep 09 2017

STATUS

approved

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Last modified May 16 21:28 EDT 2021. Contains 343951 sequences. (Running on oeis4.)