47226

Appears in sequences

• Pisot sequence T(7,10), a(n) = floor(a(n-1)^2/a(n-2)).at n=44A020752
• a(n) = Sum_{i=0..n} A047080(i,n-i).at n=26A047084
• Numbers k such that the k-th triangular number contains only digits {1,5,7}.at n=12A119135
• G.f. A(x) = Sum_{n>=0} a(n)*x^n satisfies: [Sum_{n>=0} x^n/(1 - x^(n+1))]^4 = Sum_{n>=0} a(n)*x^n/(1 - x^(n+1))^4.at n=18A341375