30330

Appears in sequences

• Numbers k such that k and k^2 use only the digits 0, 1, 3, 8 and 9.at n=50A136852
• Numbers whose decimal expansion contains only 0's and 3's.at n=22A169966
• Number of (w,x,y,z) with all terms in {1,...,n} and w>2x and y<3z.at n=20A212516
• Number of self-inverse permutations in S_n with longest increasing subsequence of length 9.at n=5A217321
• Partial sums of the number of active (ON, black) cells in n-th stage of growth of two-dimensional cellular automaton defined by "Rule 145", based on the 5-celled von Neumann neighborhood.at n=35A270288
• If the decimal expansion of n is d_1 ... d_k, a(n) = Sum d_i!*binomial(10,d_i).at n=25A306958
• a(n) is the number of rooted quadrangulations of the projective plane with n vertices.at n=4A316598
• Expansion of e.g.f. f(x) * log(f(x)), where f(x) = 1/(1 - 5*x)^(1/5).at n=5A383231
• Numbers k such that A322582(k) <= A276086(k) <= A348507(k).at n=51A392602