81634

Appears in sequences

• Numbers n such that n | 11^n + 10^n + 9^n + 8^n + 7^n + 6^n + 5^n.at n=35A057264
• Antidiagonal sums of table A122888.at n=13A122889
• Numerators of constants A(a) related to the asymptotic LCM of arithmetic progressions a*n+b (a and b coprime).at n=13A249225
• Number of (n+2)X(4+2) 0..1 arrays with no 3x3 subblock diagonal sum 0 and no antidiagonal sum 0 and no row sum 2 and no column sum 2.at n=23A255224
• a(n) = Sum_{d|n} max(d, n/d)^4.at n=13A297843