31221

Appears in sequences

• Numbers that are the sum of 3 positive cubes in exactly 3 ways.at n=16A025397
• Numbers that are the sum of 3 positive cubes in 3 or more ways.at n=17A025398
• Numbers that are the sum of 3 distinct positive cubes in exactly 3 ways.at n=14A025401
• Numbers that are the sum of 3 distinct positive cubes in 3 or more ways.at n=15A025402
• n-th term in Recamán's sequence A005132 is divisible by n.at n=12A064568
• Value of remainder r (see A065052) at start of n-th interval between special points in Recamán's sequence A005132.at n=17A065054
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, 0), (-1, 1, 1), (1, 0, -1), (1, 0, 0), (1, 1, 0)}.at n=8A150379
• Numbers that can be expressed as the sum of three nonnegative cubes in three ways.at n=21A219329
• Unique representation of nonnegative numbers by iterated tribonacci A, B and C sequences.at n=60A316713
• Values of k such that A005132(k) (the k-th number in the Recamán sequence) divides k.at n=8A330791
• Fixed points in the Recamán sequence; k such that A005132(k) = k.at n=4A331659
• Sum of all (j+1)-th products of (n-2j) successive primes for j=0..floor(n/2).at n=6A350758