Consider a number n with m decimal digits. The sequence lists the numbers n having the suffix of length m-1 in the middle of the decimal expansion of n^2.
A242964
Consider a number n with m decimal digits. The sequence lists the numbers n having the suffix of length m-1 in the middle of the decimal expansion of n^2.
Terms
- a(0) =10a(1) =20a(2) =28a(3) =30a(4) =100a(5) =200a(6) =300a(7) =302a(8) =304a(9) =306a(10) =308a(11) =511a(12) =839a(13) =864a(14) =1000a(15) =1100a(16) =1500a(17) =1600a(18) =2000a(19) =2100a(20) =2438a(21) =2500a(22) =2600a(23) =3000a(24) =3002a(25) =3004a(26) =3006a(27) =3008a(28) =3100a(29) =5099
External references
- oeis: A242964