A174854 Triangle T(n,k) read by rows. Matrix inverse of A174852.

1, -1, 1, -1, 0, 1, 1, -1, 0, 1, -1, 0, 0, 0, 1, 1, -1, -1, 0, 0, 1, -1, 0, 0, 0, 0, 0, 1, -1, 0, 0, -1, 0, 0, 0, 1, 1, 0, -1, 0, 0, 0, 0, 0, 1, 1, -1, 0, 0, -1, 0, 0, 0, 0, 1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, -1, 1, 0, -1, 0, -1, 0, 0, 0, 0, 0, 1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, -1, 0, 0, 0, 0

Offset: 1

Author

Mats Granvik, Mar 31 2010

Keywords

• sign
• tabl

Comments

First column equals A008836. The rest of the table equals A054525.

Examples

			Table begins:
.1
-1..1
-1..0..1
.1.-1..0..1
-1..0..0..0..1
.1.-1.-1..0..0..1
-1..0..0..0..0..0..1
-1..0..0.-1..0..0..0..1
.1..0.-1..0..0..0..0..0..1
.1.-1..0..0.-1..0..0..0..0..1
		

Crossrefs

Cf. A008836, A174852.