104237domain: NAppears in sequencesThe smallest k >= 0 that can be represented as a linear combination of 1^3, 2^3, ..., n^3 with coefficients +-1 and that cannot be represented using 1^3, 2^3, ..., m^3 with 1<=m<n.at n=28A392126Semiprimes k such that k+2 and k+6 are primes and k+4 and k+8 are all semiprimes.at n=29A392186