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A115236
Matrix inverse of triangle A003983.
1
1, -1, 1, 1, -2, 1, -1, 2, -2, 1, 0, 0, 1, -2, 1, 1, -2, 1, 1, -2, 1, 0, 0, 0, 0, 1, -2, 1, -1, 2, -2, 1, 0, 1, -2, 1, 0, 0, 0, 0, 0, 0, 1, -2, 1, 0, 0, 1, -2, 1, 0, 0, 1, -2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 1, -2, 1, 1, -2, 1, 1, -2, 1, 0, 0, 0, 1, -2, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, -2, 1, 0, 0, 0
OFFSET
0,5
EXAMPLE
1; -1,1; 1,-2,1; -1,2,-2,1; 0,0,1,-2,1; ...
CROSSREFS
Sequence in context: A171531 A171532 A171533 * A307777 A365661 A284593
KEYWORD
sign,tabl
AUTHOR
Christian G. Bower, Jan 17 2006
STATUS
approved