Numbers n such that sigma(n) = 2*(n-reversal(n)).

Terms

a(0) =10a(1) =51a(2) =430a(3) =591a(4) =922a(5) =5991a(6) =8350a(7) =20210a(8) =28810a(9) =59211a(10) =59991a(11) =6673581a(12) =8179030a(13) =20158910a(14) =203887910a(15) =833549650a(16) =2263048910a(17) =2814442310a(18) =7823347543a(19) =78551146723a(20) =81896108650a(21) =281444442310a(22) =770920338133a(23) =832428872110