693889

Appears in sequences

• Squares of odd octagonal numbers.at n=8A014793
• Solutions to mod(sigma(x), 6) = 5.at n=19A074384
• Perfect squares using only the curved digits 0, 3, 6, 8 and 9.at n=20A079655
• a(n) = x^2 = A090116(n)^2 is the least square that is "surrounded" by two closest primes, by prevprime(x^2) and nextprime(x^2) whose difference nextprime - prevprime = 2n.at n=30A090117
• Number of n X 4 0..1 arrays avoiding 0 0 0 and 0 1 0 horizontally and 0 1 1 and 1 0 1 vertically.at n=12A207725
• Number of (w,x,y,z) with all terms in {1,...,n} and w<=2x and y<=2z.at n=33A212506
• Squares s such that s + 1234567890 is prime.at n=29A241538