Number of amicable pairs where smaller term of the pair is less than 10^n.

A066873

Number of amicable pairs where smaller term of the pair is less than 10^n.

Terms

    a(0) =0a(1) =0a(2) =1a(3) =5a(4) =13a(5) =42a(6) =108a(7) =236a(8) =586a(9) =1427a(10) =3340a(11) =7642a(12) =17519a(13) =39374a(14) =87102a(15) =190775a(16) =415523a(17) =901312a(18) =1947667a(19) =4197267

External references