30275

Appears in sequences

• Powers of rooted tree enumerator.at n=24A000439
• a(n) = Sum_{k=0..n} (k!)^(n-k).at n=7A056162
• Bisection of A096441.at n=33A096967
• Sixth column of triangle A028364.at n=5A116869
• Sixth column of triangle A067323.at n=5A116871
• a(n) = 36n^2 - 1.at n=28A136017
• Number of n X n binary arrays symmetric under horizontal reflection with all ones connected only in a 101-111-101 pattern in any orientation.at n=13A146430
• The Wiener index of the windmill graph D(6,n). The windmill graph D(m,n) is the graph obtained by taking n copies of the complete graph K_m with a vertex in common (i.e., a bouquet of n pieces of K_m graphs).at n=34A180577
• Half-convolution of Catalan sequence A000108 with itself.at n=10A201204
• Bisection of half-convolution of Catalan sequence A000108; even part.at n=5A201205
• Number of primes of the form (x+1)^7 - x^7 having n digits.at n=37A221978
• Numbers n such that n^6+6 and n^6-6 are prime.at n=3A239429
• Triangular array read by rows. T(n,k) is the number of labeled digraphs on [n] having exactly k strongly connected components all of which are simple cycles, n >= 0, 0 <= k <= n.at n=18A361527
• Long leg of the only primitive Pythagorean triple whose inradius is the n-th odd prime and whose short leg is an even number.at n=38A367335