Smallest k such that k^2 is a concatenation of two numbers x and y where y = x + n^2 and x and y have the same number of digits.
A236383
Smallest k such that k^2 is a concatenation of two numbers x and y where y = x + n^2 and x and y have the same number of digits.
Terms
- a(0) =428a(1) =453a(2) =465a(3) =381a(4) =369a(5) =358a(6) =917a(7) =421a(8) =394a(9) =452a(10) =704a(11) =716a(12) =442a(13) =833a(14) =323a(15) =380a(16) =347a(17) =697a(18) =8376a(19) =449a(20) =3994a(21) =407a(22) =439a(23) =431a(24) =4770a(25) =6961a(26) =391a(27) =336a(28) =3533a(29) =4277
External references
- oeis: A236383