1,2

Table of n, a(n) for n=1..60.

4!!/3!! = 2*4/(1*3) = 8/3 = 2 + 1/(1 + 1/2), so the 4th term is 2 + 1 + 2 = 5.

Sequence in context: A324886 A277332 A100674 * A072735 A127149 A047606

Adjacent sequences: A058311 A058312 A058313 * A058315 A058316 A058317

easy,nonn

Leroy Quet, Dec 10 2000

approved