97527

Appears in sequences

• a(n) = floor(C(n,4)/5).at n=60A011795
• Define the sequence T(a(0),a(1)) by a(n+2) is the greatest integer such that a(n+2)/a(n+1) < a(n+1)/a(n) for n >= 0. This is T(5,26).at n=6A022032
• a(n) = n*(2*n-1)*(2*n+1).at n=29A035328
• Numbers k such that k and k^2 use only the digits 1, 2, 5, 7 and 9.at n=17A137009
• Fibonacci sequence beginning 12, 7.at n=20A206423
• a(n) = binomial(5*(n+1),4)/5, with n >= 0.at n=11A234043
• Smallest fixed points (>0) of the base-2*n Kaprekar map.at n=28A319839