362500domain: NAppears in sequencesFourth binomial transform of C(n+2,2).at n=7A081894Numbers j that are the hypotenuse of exactly 16 distinct integer-sided right triangles, i.e., j^2 can be written as a sum of two squares in 16 ways.at n=29A097238Terms of A301517 that are not exponentially odd numbers (A268335).at n=33A335989