110055

Appears in sequences

• a(n) = n*(n + 1)*(n^2 - 3*n + 5)/6.at n=29A006484
• a(n) = (n + 1)*(n + 2)*(n + 4)*(n + 8)*(n + 15)/120.at n=21A006636
• a(n) = C(n,6) + C(n,5) + C(n,4) + C(n,3) + C(n,2) + C(n,1).at n=22A115567
• Number of meaningful differential operations of the k-th order on the space R^11.at n=14A129638
• Products of 5 distinct primes a,b,c,d,e, such that a+b+c+d+e are prime numbers.at n=32A178782
• Rectified 5-cell numbers: the coefficient of x^{2n-2} in (1+x+x^2+ ... + x^{n-1})^5.at n=22A179095
• Number of 5-bead necklaces labeled with numbers -n..n not allowing reversal, with sum zero and avoiding the patterns z z+1 z+2 and z z-1 z-2.at n=14A209117
• 29-gonal pyramidal numbers: a(n) = n*(n+1)*(9*n-8)/2.at n=29A256649