33024

Appears in sequences

• Numbers that are the sum of 4 positive 7th powers.at n=27A003371
• Number of types of Boolean functions of n variables under a certain group.at n=7A028403
• Numbers having four 0's in base 8.at n=24A043424
• a(n) = T(2n+5,n), array T as in A055818.at n=4A055829
• Numbers having exactly four anti-divisors.at n=24A066469
• Table T(n,k), n>=1 and k>=0, read by antidiagonals, related to A111146.at n=43A113326
• a(n) = Sum_{k=0..n} 2^k*A111146(n,k).at n=7A113327
• Site series for second parallel moment of 4.8 (bathroom tile) lattice.at n=19A120559
• a(n) = 4*a(n-1) - 6*a(n-2) + 4*a(n-3), n > 3; a(0) = 1, a(1) = 4, a(2) = 12, a(3) = 32.at n=13A133212
• A007318 * A000125.at n=10A134396
• a(1)=1. a(n) = the smallest integer >a(n-1) such that both a(n) and the number of divisors of a(n) contain the same number of 1's in their binary representations as n has when written in binary.at n=11A162955
• a(n) = n^9*(n^7 + 1)/2.at n=2A170789
• Partial sums of A061262.at n=38A176661
• Numbers of the form p^8*q*r where p, q, and r are distinct primes.at n=20A179747
• G.f. satisfies: A(x) = Product_{n>=0} (1 + x*(x+x^2)^n)/(1 - x*(x+x^2)^n).at n=14A192627
• The number of the ordered triples (A,B,C) satisfying the system of the modular relations {A*B - B*A = C, B*C - C*B = A, C*A - A*C = B}, where A,B,C are distinct 2 X 2 matrices over Z(n).at n=32A194894
• Expansion of (theta_2(q)^8 + 4 * theta_2(q^2)^8) / 256 in powers of q^2.at n=27A204386
• Numbers of the form 4^j + 8^k, for j and k >= 0.at n=41A226822
• Number of (n+2) X (1+2) 0..2 arrays with each 3 X 3 subblock having the sum of its 72 absolute element differences equal to 34 and no adjacent elements equal.at n=16A234927
• Number of (n+1) X (3+1) 0..2 arrays with the upper median of every 2 X 2 subblock differing from its horizontal and vertical neighbors by exactly one.at n=12A237632