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 A061454 a(n) = denominator of the continued fraction [1; 2^2, 3^3, ..., n^n]. 2
 1, 4, 109, 27908, 87212609, 4068991513412, 3350989478017071325, 56220274286423726298444612, 21780886155760409454735049537526593, 217808861557604094603570769661689656298444612 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 LINKS Seiichi Manyama, Table of n, a(n) for n = 1..37 FORMULA a(n) = n^n * a(n-1) + a(n-2) for n > 2. - Seiichi Manyama, Jun 05 2018 EXAMPLE a(1) = 1, a(2) = 4 = denominator of 1 + 1/4 = 5/4. CROSSREFS Numerators are sequence A061453. Sequence in context: A297916 A298541 A015100 * A201450 A286424 A181272 Adjacent sequences:  A061451 A061452 A061453 * A061455 A061456 A061457 KEYWORD nonn,easy,frac AUTHOR Amarnath Murthy, May 03 2001 EXTENSIONS More terms from Larry Reeves (larryr(AT)acm.org), May 15 2001 STATUS approved

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Last modified January 23 04:16 EST 2020. Contains 331168 sequences. (Running on oeis4.)