A117200 Inverse of number triangle (1,x)+(x,x^2)+(x^2,x^3).

1, -1, 1, -1, 0, 1, 1, -1, 0, 1, 0, 0, 0, 0, 1, 2, -1, -1, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, -1, 1, 0, -1, 0, 0, 0, 1, 1, 0, -1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, -1, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, -3, 2, 1, -1, 0, -1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1

Offset: 0

Author

Paul Barry, Mar 02 2006

Keywords

• sign
• tabl

Comments

Inverse of A117198. Row sums are A117201.

Examples

			Triangle begins
1,
-1, 1,
-1, 0, 1,
1, -1, 0, 1,
0, 0, 0, 0, 1,
2, -1, -1, 0, 0, 1,
0, 0, 0, 0, 0, 0, 1,
-1, 1, 0, -1, 0, 0, 0, 1,
1, 0, -1, 0, 0, 0, 0, 0, 1