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 A065738 Largest square <= binomial(2n,n). 1
 1, 4, 16, 64, 225, 900, 3364, 12769, 48400, 184041, 703921, 2702736, 10394176, 40106889, 155102116, 601034256, 2333566249, 9075039169, 35345128009, 137845868176, 538256995600, 2104098203601, 8233427666025, 32247599617809 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS Harry J. Smith, Table of n, a(n) for n = 1..200 FORMULA a(n) = A048760(A000984(n)). PROG (PARI) { for (n=1, 200, a=sqrtint(binomial(2*n, n))^2; write("b065738.txt", n, " ", a) ) } \\ Harry J. Smith, Oct 29 2009 CROSSREFS Cf. A048760, A000984, A065730-A065741. Sequence in context: A189154 A189336 A262334 * A248089 A248088 A294037 Adjacent sequences:  A065735 A065736 A065737 * A065739 A065740 A065741 KEYWORD easy,nonn AUTHOR Labos Elemer, Nov 15 2001 EXTENSIONS Terms corrected and extended by Harry J. Smith, Oct 29 2009 STATUS approved

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Last modified January 25 10:03 EST 2022. Contains 350565 sequences. (Running on oeis4.)