Numbers n such that A112131(n) is a Harshad number and sets a new record for number of digits.
A109463
Numbers n such that A112131(n) is a Harshad number and sets a new record for number of digits.
Terms
- a(0) =1a(1) =9a(2) =10a(3) =21a(4) =100a(5) =102a(6) =378a(7) =1908a(8) =1926a(9) =11952a(10) =20979a(11) =39528a(12) =39933a(13) =106974a(14) =107757a(15) =160380a(16) =229662a(17) =616850a(18) =921942a(19) =1864785a(20) =1895022a(21) =4727971
External references
- oeis: A109463