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A301411 G.f. A(x) satisfies: A(x) = 1/(1 - x*A(x) - x*A(x)^2/(1 - x*A(x)^3 - x*A(x)^4/(1 - x*A(x)^5 - x*A(x)^6/(1 - ...)))), a continued fraction. 0
1, 2, 12, 108, 1192, 14848, 200432, 2866752, 42853392, 663565616, 10579117744, 172911177584, 2888445810864, 49203276384624, 853289008064304, 15047071017842928, 269585532569464752, 4904425594952671344, 90570287337341726256, 1697589267552262891760, 32295562088556275945136 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Table of n, a(n) for n=0..20.

EXAMPLE

G.f. A(x) = 1 + 2*x + 12*x^2 + 108*x^3 + 1192*x^4 + 14848*x^5 + 200432*x^6 + 2866752*x^7 + 42853392*x^8 + ...

CROSSREFS

Cf. A088352, A092869, A192737, A301410.

Sequence in context: A319291 A265132 A080446 * A217803 A177409 A212273

Adjacent sequences:  A301408 A301409 A301410 * A301412 A301413 A301414

KEYWORD

nonn

AUTHOR

Ilya Gutkovskiy, Mar 20 2018

STATUS

approved

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Last modified October 19 16:07 EDT 2019. Contains 328223 sequences. (Running on oeis4.)