92640

Appears in sequences

• Numbers k such that k-1, k+1, k^2+1 and k^4+1 are all prime numbers.at n=8A070156
• Number of n X n symmetric 0..8 arrays with rows, considered as 9-ary numbers, in strictly increasing order.at n=2A162133
• Number of reduced words of length n in Coxeter group on 6 generators S_i with relations (S_i)^2 = (S_i S_j)^5 = I.at n=7A163317
• Product of n and the sum of all divisors of all positive integers <= n.at n=47A256533