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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
OFFSET
1,2
LINKS
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 * A346277 A201450 A286424
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