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A301362
G.f. A(x) satisfies: A(x) = 1/(1 + x*A(x)/(1 + x^2*A(x)/(1 + x^3*A(x)/(1 + x^4*A(x)/(1 + ...))))), a continued fraction.
3
1, -1, 2, -4, 9, -22, 56, -148, 403, -1123, 3190, -9204, 26900, -79473, 236952, -712046, 2154304, -6556711, 20060425, -61661700, 190326371, -589671041, 1833130534, -5716318998, 17875708018, -56044448728, 176130887793, -554744916727, 1750798162859, -5536066777444, 17536100715442
OFFSET
0,3
LINKS
EXAMPLE
G.f. A(x) = 1 - x + 2*x^2 - 4*x^3 + 9*x^4 - 22*x^5 + 56*x^6 - 148*x^7 + 403*x^8 - 1123*x^9 + ...
CROSSREFS
Sequence in context: A244886 A143017 A307575 * A130018 A352176 A322504
KEYWORD
sign
AUTHOR
Ilya Gutkovskiy, Mar 19 2018
STATUS
approved