43902

Appears in sequences

• Numbers k such that k^2 contains every digit at least once.at n=14A054038
• Roman numerals for n evaluated as if in base 36.at n=15A073421
• Number of base 26 circular n-digit numbers with adjacent digits differing by 7 or less.at n=4A125438
• Numbers n such that n^2 contains every decimal digit exactly once.at n=14A156977
• Constant term in the reduction of the n-th Fibonacci polynomial by x^3->x^2+x+1. See Comments.at n=16A192616
• Molecular topological indices of the sunlet graphs.at n=26A192846
• Numbers n such that n * (x-1)/x produces a rotation of the digits in n for some value of x.at n=29A288626
• The number of ways of seating n people around a table for the second time so that k pairs are maintained. T(n,k) read by rows.at n=49A326390
• a(n) = Sum_{k=1..n} (-1)^(k-1) * binomial(floor(n/k)+3,4).at n=30A366659