57466domain: NAppears in sequencesTruncated octahedral numbers: 16*n^3 - 33*n^2 + 24*n - 6.at n=15A005910Sum of quadratic residues of (n-th prime == 3 mod 4).at n=47A282035Let p = n-th prime == 7 mod 8; a(n) = sum of quadratic residues mod p.at n=24A282041