249500250000
domain: N
Appears in sequences
- Numbers which when chopped into two parts with equal length, added and squared result in the same number.at n=22A238237
- a(n) = Sum_{i=0..10^n-1} i^3.at n=3A350869
- Numbers k = x.y such that x.y = (x+y)^2, when x and y have the same number of digits, "." means concatenation, and y may not begin with 0.at n=17A350870