Numbers m that minimize | k /(k- EulerPhi(k)) - golden ratio phi | when k runs over all the numbers with the same number of digits as m.
A065758
Numbers m that minimize | k /(k- EulerPhi(k)) - golden ratio phi | when k runs over all the numbers with the same number of digits as m.
Terms
- a(0) =6a(1) =10a(2) =20a(3) =40a(4) =50a(5) =80a(6) =230a(7) =460a(8) =920a(9) =5278a(10) =10556a(11) =21112a(12) =36946a(13) =42224a(14) =68614a(15) =73892a(16) =84448a(17) =136390a(18) =272780a(19) =545560a(20) =681950a(21) =6718090a(22) =10635086a(23) =21270172a(24) =42540344a(25) =74445602a(26) =85080688a(27) =478006930a(28) =956013860
External references
- oeis: A065758