|
|
A375383
|
|
Triangle read by rows: The matrix inverse of the row reversed Euler table A026820.
|
|
1
|
|
|
1, -2, 1, 1, -2, 1, 0, 2, -3, 1, 0, -2, 4, -3, 1, 0, 2, -4, 5, -4, 1, 0, -2, 4, -7, 8, -4, 1, 0, 3, -6, 12, -15, 10, -5, 1, 0, -6, 12, -23, 28, -20, 13, -5, 1, 0, 13, -26, 48, -57, 42, -31, 16, -6, 1, 0, -30, 60, -110, 130, -98, 76, -43, 20, -6, 1
(list;
table;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,2
|
|
LINKS
|
|
|
EXAMPLE
|
Triangle starts:
[1] [ 1]
[2] [-2, 1]
[3] [ 1, -2, 1]
[4] [ 0, 2, -3, 1]
[5] [ 0, -2, 4, -3, 1]
[6] [ 0, 2, -4, 5, -4, 1]
[7] [ 0, -2, 4, -7, 8, -4, 1]
[8] [ 0, 3, -6, 12, -15, 10, -5, 1]
[9] [ 0, -6, 12, -23, 28, -20, 13, -5, 1]
|
|
MAPLE
|
with(LinearAlgebra):
A058400 := Matrix(10, (n, k) -> ifelse(k <= n, A026820(n, n - k + 1), 0)):
|
|
CROSSREFS
|
|
|
KEYWORD
|
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|