54221

Appears in sequences

• Shallit sequence S(14,23), a(n)=[ a(n-1)^2/a(n-2)+1 ].at n=16A010923
• Self-conjugate digitized partition numbers.at n=20A068325
• Number of n X n binary arrays symmetric about both diagonal and antidiagonal with all ones connected only in a 1000-1000-1000-1111 pattern in any orientation.at n=16A147095
• Positive integers of the form (30*m^2+1)/11.at n=25A179339
• Expansion of e.g.f. exp(Sum_{k>=1} k^3 * x^k).at n=5A255819
• Square array A(n,k), n >= 0, k >= 0, read by antidiagonals, where column k is the expansion of e.g.f. exp(Sum_{j>=1} j^(k-1)*x^j).at n=50A293785
• Number of multisets of exactly two partitions of positive integers into distinct parts with total sum of parts equal to n.at n=38A320787
• Number of dominating sets in the n-dipyramidal graph.at n=13A347503
• Expansion of g.f. A(x) satisfying A(x) = x * Sum_{n>=0} d^n/dx^n x^(2*n-1) * A(x)^n / n!.at n=6A356848