78117

Appears in sequences

• Numbers k such that k^2 divides 22^k-1.at n=11A128402
• Irregular triangle of coefficients of p(n, x) = (1 - x^2)^(n+1)*Sum_{j >= 0} (4*j+ 1)^n*x^(2*j), read by rows.at n=51A158782
• Numbers of the form |a^b - c^d| where a, b, c and d are the first 4 primes.at n=11A168385
• Monotonic ordering of nonnegative differences 5^i-8^j, for 40>= i>=0, j>=0.at n=24A192197
• Number of nXnXn 0..6 triangular arrays with each element x equal to the number its neighbors equal to 4,6,1,0,1,0,1 for x=0,1,2,3,4,5,6.at n=6A198024
• Triangle read by rows, coefficients of the generalized Eulerian polynomials A_{n, 4}(x) in descending order.at n=34A225118