35784

Appears in sequences

• a(n) = (n+1)*(n+2)^2*(n+3)^2*(n+4)*(n^2 + 5*n + 5)/720.at n=6A107959
• a(0)=0, a(1)=1, for n>1, a(n) = floor(a(n-1)/n) + a(n-2)*2.at n=31A182443
• Number of squarefree words of length 5 in an (n+1)-ary alphabet.at n=7A214944
• Sum of the squarefree parts of the partitions of n into 5 parts.at n=42A309480
• Expansion of Sum_{k>=1} (-1 + Product_{j>=2} 1 / (1 - x^(k*j))).at n=50A329435
• Numbers k such that A011772(k) > A344878(k) and A011772(k) is a divisor of A344875(k).at n=19A344595
• Numbers k, not powers of primes, for which A011772(k) divides A344875(k), and for all proper divisors d of k, A011772(d) < A011772(k).at n=9A344694
• Triangle read by rows: Number of walks from (0,0) to (3n,3k) on the square lattice with up and right steps where squares (x,y)=(1,1) mod 3 or (x,y)=(2,2) mod 3 are not entered.at n=26A348595
• Expansion of 1/((1-2*x) * (1-6*x))^(3/2).at n=5A385728