Integers m such that (x1*x2*..xk)^(x1+x2+..xk) = (x1+x2+..xk)^(x1*x2*..xk) where x1x2..xk are the digits of m in base 10.
A064158
Integers m such that (x1*x2*..xk)^(x1+x2+..xk) = (x1+x2+..xk)^(x1*x2*..xk) where x1x2..xk are the digits of m in base 10.
Terms
- a(0) =1a(1) =2a(2) =3a(3) =4a(4) =5a(5) =6a(6) =7a(7) =8a(8) =9a(9) =22a(10) =112a(11) =121a(12) =123a(13) =132a(14) =211a(15) =213a(16) =231a(17) =312a(18) =321a(19) =1124a(20) =1142a(21) =1214a(22) =1241a(23) =1412a(24) =1421a(25) =2114a(26) =2141a(27) =2411a(28) =4112a(29) =4121
External references
- oeis: A064158