id:A099250 - OEIS Search Results

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Bisection of Motzkin numbers A001006.

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3

1, 4, 21, 127, 835, 5798, 41835, 310572, 2356779, 18199284, 142547559, 1129760415, 9043402501, 73007772802, 593742784829, 4859761676391, 40002464776083, 330931069469828, 2750016719520991, 22944749046030949, 192137918101841817 (list; graph; listen)

	OFFSET	`0,2`
	MAPLE	`G:=(1-x-(1-2x-3x^2)^(1/2))/(2x^2): GG:=series(G, x=0, 60): seq(coeff(GG, x^(2n-1)), n=1..24); (Deutsch)`
	CROSSREFS	`Cf. A001006, A026945.` `Sequence in context: A003168 A032326 A007345 this_sequence A111177 A141052 A058308` `Adjacent sequences: A099247 A099248 A099249 this_sequence A099251 A099252 A099253`
	KEYWORD	`nonn,easy`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Nov 16 2004`
	EXTENSIONS	`More terms from Emeric Deutsch (deutsch(AT)duke.poly.edu), Nov 17 2004`

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.

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