A236102 Numbers whose divisors are partition numbers.

1, 2, 3, 5, 7, 11, 15, 22, 77, 101, 17977, 10619863, 6620830889, 80630964769, 228204732751, 1171432692373, 1398341745571, 10963707205259, 15285151248481, 10657331232548839, 790738119649411319, 18987964267331664557, 74878248419470886233, 1394313503224447816939

Offset: 1

Author

Omar E. Pol, Jan 21 2014

Keywords

• nonn

Comments

By definition all terms are partition numbers.

All members of A049575 are in this sequence.

Conjecture: the only composite numbers in this sequence are 15, 22, and 77. - Jon E. Schoenfield, Feb 05 2014

Examples

			15 is in the sequence because the divisors of 15 are 1, 3, 5, 15, which are also partition numbers.
		

Crossrefs

Cf. A000041, A027750, A049575, A236103, A236105, A236107, A236108, A236110, A236111.

Extensions

More terms from Jon E. Schoenfield, Feb 05 2014