51838

Appears in sequences

• Numbers k such that A001414(k) is a square and sets a new record for squares.at n=40A064463
• Number of (n+2)X(n+2) 0..1 arrays with no 3x3 subblock diagonal sum 0 and no antidiagonal sum 0 and no row sum 2 and no column sum 2.at n=20A255220
• Magic sums of 4 X 4 semimagic squares composed of consecutive primes.at n=31A270864