1417472

Appears in sequences

• a(n) = 6^n - n^6.at n=8A024068
• a(n) = n^(n+2) - (n+2)^n.at n=6A046065
• a(0) = 1; a(n) = sum_{k=1 to d(n)} [a(n-k)] where d(n) is number of positive divisors of n.at n=24A055873
• Triangle read by rows: T(n, k) = abs(n^k-k^n), 1<=k<=n.at n=33A082754
• a(n) is the number of invertible 2 X 2 upper triangular matrices over Z_p where p = prime(n).at n=29A270775