A025187 - OEIS

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A025187

a(n) = T(2n,n-1), where T is the array defined in A025177.

1, 3, 16, 84, 459, 2552, 14378, 81783, 468622, 2700926, 15640800, 90930523, 530391615, 3102491160, 18192186330, 106901798100, 629361849402, 3711413384462, 21919199253088, 129625701167820 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,2`
	CROSSREFS	`Sequence in context: A069429 A026131 A026160 * A151328 A076279 A056369` `Adjacent sequences: A025184 A025185 A025186 * A025188 A025189 A025190`
	KEYWORD	`nonn`
	AUTHOR	`Clark Kimberling (ck6(AT)evansville.edu)`

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Last modified February 15 15:20 EST 2012. Contains 205823 sequences.