A092840 - OEIS

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A092840

Prime super Catalan numbers.

3, 11, 197, 103049 (list; graph; refs; listen; history; internal format)

	OFFSET	`1,1`
	COMMENTS	`The next term is too large to include.`
	LINKS	`Harry J. Smith, Table of n, a(n) for n=1,...,5` `Eric Weisstein's World of Mathematics, Super Catalan Number`
	PROG	`(PARI) s(m)= { if (m==1, return(a1)); if (m==2, return(a2)); r = (3(2m - 3)a2 - (m - 3)a1)/m; a1=a2; a2=r; return(r); } { a1=1; a2=1; n=0; for (m=1, 300, a=s(m); if (isprime(a), write("b092840.txt", n++, " ", a))); } [From Harry J. Smith (hjsmithh(AT)sbcglobal.net), Jun 21 2009]`
	CROSSREFS	`Cf. A001003, A092839.` `Sequence in context: A103836 A081484 A125738 * A007156 A060346 A145988` `Adjacent sequences: A092837 A092838 A092839 * A092841 A092842 A092843`
	KEYWORD	`nonn`
	AUTHOR	`Eric Weisstein (eric(AT)weisstein.com), Mar 07, 2004`

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Last modified February 16 07:10 EST 2012. Contains 205874 sequences.