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Denominators of a(n+1) = Sum_{k=1..n} a'(n/k), a(1)=1, where a'(x)=a(x) if x integer and is linearly interpolated otherwise.
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%I #6 Aug 10 2024 22:34:11

%S 1,1,1,1,1,2,2,6,2,4,12,20,20,60,4,84,420,840,840,504,8,120,2520,3080,

%T 3080,3080,3080,17160,51480,3432,3432,360360,10920,624,48048,4084080,

%U 1361360,12252240,314160,17907120,232792560,33256080,33256080,4232592,21162960

%N Denominators of a(n+1) = Sum_{k=1..n} a'(n/k), a(1)=1, where a'(x)=a(x) if x integer and is linearly interpolated otherwise.

%e a(2)=a'(1/1)=a(1)=1, so a'(x)=1 for all x in [1,2].

%Y Cf. A071795.

%K nonn,easy,frac

%O 1,6

%A Michele Dondi (bik.mido(AT)tiscalinet.it), Jun 05 2002

%E More terms from _Sean A. Irvine_, Aug 10 2024