Harshad (or Niven) amicable pairs: numbers which belong to an amicable pair in which both terms are Harshad (or Niven) numbers.
A066871
Harshad (or Niven) amicable pairs: numbers which belong to an amicable pair in which both terms are Harshad (or Niven) numbers.
Terms
- a(0) =2620a(1) =2924a(2) =10634085a(3) =14084763a(4) =23389695a(5) =25132545a(6) =34256222a(7) =35997346a(8) =46521405a(9) =53011395a(10) =63560025a(11) =65003175a(12) =80422335a(13) =82977345a(14) =120812175a(15) =126671985a(16) =190888155a(17) =194594085a(18) =256948065a(19) =263110815a(20) =281499435a(21) =297034965
External references
- oeis: A066871