a(n) = the smallest number k such that sigma(k) ends with the same concatenation of digits as n in base 10.
A256632
a(n) = the smallest number k such that sigma(k) ends with the same concatenation of digits as n in base 10.
Terms
- a(0) =1a(1) =6a(2) =2a(3) =3a(4) =8a(5) =5a(6) =4a(7) =7a(8) =18a(9) =104a(10) =256a(11) =6a(12) =9a(13) =13a(14) =8a(15) =102a(16) =100a(17) =10a(18) =288a(19) =19a(20) =81a(21) =146a(22) =512a(23) =14a(24) =2928200a(25) =68a(26) =64a(27) =12a(28) =1089a(29) =29
External references
- oeis: A256632