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A273166
Row sums of triangle A274659.
0
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
0,2
FORMULA
a(n) = Sum_{m=0..n} A274659(n, m), n >= 0.
CROSSREFS
Cf. A274659.
Sequence in context: A358933 A002121 A279158 * A331262 A300822 A118658
KEYWORD
sign,easy
AUTHOR
Wolfdieter Lang, Aug 04 2016
STATUS
approved