1,2

Table of n, a(n) for n=1..72.

A115510(4) = 6, hence a(6) = 4; A115510(5) = 4, hence a(4) = 5; A115510(6) = 5, hence a(5) = 6.

Cf. A115510.

Sequence in context: A341521 A227192 A099889 * A303768 A182801 A026098

Adjacent sequences: A115508 A115509 A115510 * A115512 A115513 A115514

easy,nonn

Leroy Quet, Jan 23 2006

Corrected and extended by Klaus Brockhaus, Jan 24 2006

approved