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1,2
Seiichi Manyama, Table of n, a(n) for n = 1..37
a(n) = n^n * a(n-1) + a(n-2) for n > 2. - Seiichi Manyama, Jun 05 2018
a(1) = 1, a(2) = 4 = denominator of 1 + 1/4 = 5/4.
Numerators are sequence A061453.
Sequence in context: A297916 A298541 A015100 * A201450 A286424 A181272
Adjacent sequences: A061451 A061452 A061453 * A061455 A061456 A061457
nonn,easy,frac
Amarnath Murthy, May 03 2001
More terms from Larry Reeves (larryr(AT)acm.org), May 15 2001
approved