1,3
This sequence is the row sum of differences between two tables. Might be relevant to the matrix inverse of a triangular table.
Sequence in context: A192572 A097163 A117186 * A001851 A024822 A029726
Adjacent sequences: A155039 A155040 A155041 * A155043 A155044 A155045
more,nonn
Mats Granvik (mats.granvik(AT)abo.fi), Jan 19 2009