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A107094 G.f. A(x) = (1+x)*G(x) = G(G(x)) where G(x) = g.f. of A067145. 1
0, 1, 2, 0, 2, -10, 56, -350, 2390, -17544, 136846, -1124794, 9681832, -86864206, 809349770, -7808871616, 77836952362, -800020218314, 8465353891808, -92095165316342, 1028910894313302, -11793279016419864, 138555915579090830, -1667276484211383794, 20533971488794963168 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,3

LINKS

Table of n, a(n) for n=1..25.

FORMULA

G.f. satisfies: A(x) = (1+x)*A( A(x)/(1+x) )/(1+x + A(x)).

CROSSREFS

Cf. A067145.

Sequence in context: A038020 A211910 A250406 * A122496 A335756 A230813

Adjacent sequences:  A107091 A107092 A107093 * A107095 A107096 A107097

KEYWORD

eigen,sign

AUTHOR

Paul D. Hanna, May 12 2005

STATUS

approved

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Last modified May 18 08:30 EDT 2022. Contains 353785 sequences. (Running on oeis4.)