1,1

Products of pairs of amicable numbers are members of this sequence.

Table of n, a(n) for n=1..25.

Example: For n=36, A001065(6)*6 = 36, A001065(9)*9 = 36, therefore 36 is included in this sequence.

Cf. A212373, A212490, A212489.

Sequence in context: A023111 A295927 A059493 * A053945 A097573 A133015

Adjacent sequences: A212324 A212325 A212326 * A212328 A212329 A212330

nonn

Naohiro Nomoto, May 18 2012

a(9)-a(25) from Donovan Johnson, May 21 2012

approved