Numbers n such that the decimal expansions of both n and n^2 have 2 as smallest digit and 9 as largest digit.
A257485
Numbers n such that the decimal expansions of both n and n^2 have 2 as smallest digit and 9 as largest digit.
Terms
- a(0) =927a(1) =962a(2) =982a(3) =2293a(4) =2393a(5) =2593a(6) =2693a(7) =2792a(8) =2923a(9) =2927a(10) =2932a(11) =2937a(12) =2964a(13) =2973a(14) =2977a(15) =2982a(16) =2983a(17) =4792a(18) =4923a(19) =4927a(20) =5692a(21) =6292a(22) =6923a(23) =6925a(24) =6927a(25) =7923a(26) =7924a(27) =7927a(28) =8792a(29) =8925
External references
- oeis: A257485