login
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
OFFSET
0,3
LINKS
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
KEYWORD
sign,tabf
AUTHOR
Seiichi Manyama, Sep 09 2017
STATUS
approved