A273166 Row sums of triangle A274659.

1, 2, 0, -2, 2, 4, -4, -6, 6, 10, -8, -16, 14, 24, -24, -36, 36, 56, -52, -82, 78, 116, -116, -168, 166, 242, -232, -338, 328, 468, -464, -648, 640, 892, -872, -1214, 1192, 1636, -1620, -2198, 2176

Offset: 0

Author

Wolfdieter Lang, Aug 04 2016

Keywords

• sign
• easy

Crossrefs

Cf. A274659.

Formula

a(n) = Sum_{m=0..n} A274659(n, m), n >= 0.