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 A026876 T(2n+1, n+1), T given by A026758. 0
 1, 3, 11, 43, 174, 721, 3042, 13022, 56420, 246977, 1090846, 4856162, 21770665, 98217318, 445634370, 2032434475, 9313305870, 42861416044, 198038717055, 918368326483, 4273103732070, 19944292913477, 93356009312511, 438150836819153 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,2 COMMENTS The invert transform of this sequences (shifted) appears to be A165538 (conjectured). - Michael D. Weiner, Aug 04 2018 LINKS FORMULA G.f. f satisfies: x^6*f^4 + x^3*(4*x-1)*(x-1)*f^3 + x*(x-1)*(6*x^2-6*x+1)*f^2 + (4*x-1)*(x-1)^2*f + (x-1)^2 = 0 (conjectured). - Michael D. Weiner, Aug 04 2018 CROSSREFS Cf. A026758. Sequence in context: A302705 A007583 A026671 * A270447 A151090 A059278 Adjacent sequences:  A026873 A026874 A026875 * A026877 A026878 A026879 KEYWORD nonn AUTHOR STATUS approved

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Last modified January 24 00:58 EST 2019. Contains 319404 sequences. (Running on oeis4.)