33781

Appears in sequences

• Octahedral numbers: a(n) = n*(2*n^2 + 1)/3.at n=37A005900
• Square root of A030681.at n=24A030682
• Number of step cyclic shifted sequence structures using a maximum of two different symbols.at n=24A056429
• a(n) = (2*n - 1)*(8*n^2 - 8*n + 3)/3.at n=18A063496
• a(n) = floor(a(n-1)^(3/2)), a(1) = 4.at n=5A254404
• Sum of primes between 100*n and 100*n + 99.at n=22A276355
• Partial sums of the odd triangular numbers (A014493).at n=36A352116