Composite numbers k = concat(MSD(k),x) such that the sum of the aliquot parts of k is equal to the sum of the aliquot parts of x.

A293479

Composite numbers k = concat(MSD(k),x) such that the sum of the aliquot parts of k is equal to the sum of the aliquot parts of x.

Terms

    a(0) =1219a(1) =1339a(2) =3959a(3) =4189a(4) =7519a(5) =11569a(6) =11947a(7) =27347a(8) =35579a(9) =37391a(10) =38579a(11) =45391a(12) =46097a(13) =77593a(14) =81407a(15) =94319a(16) =94807a(17) =95299a(18) =96139a(19) =97271a(20) =99691a(21) =102937a(22) =106159a(23) =107629a(24) =115069a(25) =131917a(26) =137533a(27) =158221a(28) =168637a(29) =201659

External references