1,3

Smaller side of integral rectangle with area n*(n+1)/2 having minimal semiperimeter;

a(n) = A033676(A000217(n));

a(n) = A078934(n) - A078936(n); a(n)*A078936(n) = A000217(n).

Table of n, a(n) for n=1..75.

Sequence in context: A302877 A303525 A133948 * A276774 A129768 A210715

Adjacent sequences: A078932 A078933 A078934 * A078936 A078937 A078938

nonn

Reinhard Zumkeller, Dec 17 2002

approved