36000

Appears in sequences

• Values of phi(k) when phi(k) = phi(k+1).at n=35A003275
• Theta series of E_6 lattice.at n=21A004007
• Cubes written in base 7.at n=20A004637
• Numbers of form 6^i*10^j with i, j >= 0.at n=18A025629
• Wiener number of n-hexagonal triangle.at n=8A033544
• Triangle whose (i,j)-th entry is binomial(i,j)*9^(i-j)*10^j.at n=13A038300
• Triangle whose (i,j)-th entry is binomial(i,j)*10^(i-j)*9^j.at n=11A038311
• Numbers k such that Sum_{j} p_j = Sum_{j} e_j where Product_{j} p_j^(e_j) is the prime factorization of k.at n=33A054411
• Numbers k such that, in the prime factorization of k, the product of exponents equals the product of prime factors.at n=14A054412
• Jordan function J_4(n).at n=13A059377
• Denominators of sequence arising from Apery's proof that zeta(3) is irrational.at n=5A059416
• Triangle of generalized Stirling numbers.at n=13A061692
• Generalized Bell numbers.at n=3A061695
• Number of triangular regions in regular n-gon with all diagonals drawn.at n=37A062361
• Triangle T(n,k) = number of rational (0,1) matrices of rank k (n >= 0, 0 <= k <= n).at n=13A064230
• A level 11 weight 5 form.at n=13A065103
• Numbers k such that k^2 + 1 is composite and phi(k^2 + 1) == 0 (mod k).at n=37A067519
• Numbers containing squares of Pythagorean triples in their divisor set.at n=9A096472
• Largest achievable determinant of a 4 X 4 matrix whose elements are 16 distinct nonnegative integers chosen from the range 0...n.at n=0A097694
• Largest achievable determinant of a 4 X 4 matrix whose elements are the 16 consecutive integers n-15,...,n.at n=7A097696