id:A087138 - OEIS Search Results

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Expansion of (1-sqrt(1-4*ln(1+x)))/2.

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1, 1, 8, 64, 824, 12968, 252720, 5789712, 153169440, 4589004192, 153643615872, 5684390364288, 230307823878144, 10141452865049088, 482259966649655808, 24630247225278881280, 1344614199041549399040, 78137673004382654223360 (list; graph; listen)

	OFFSET	`1,3`
	FORMULA	`a(n) = Sum_{k=1..n} Stirling1(n, k)k!Catalan(k-1).`
	CROSSREFS	`Cf. A000108, A052851, A052803, A052886, A052895, A006531, A048287.` `Adjacent sequences: A087135 A087136 A087137 this_sequence A087139 A087140 A087141` `Sequence in context: A061435 A133054 A098560 this_sequence A111984 A069033 A087337`
	KEYWORD	`nonn`
	AUTHOR	`Vladeta Jovovic (vladeta(AT)Eunet.yu), Oct 18 2003`

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Last modified October 12 12:59 EDT 2008. Contains 144830 sequences.

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