40051

Appears in sequences

• Odd-indexed terms of A124297.at n=5A001604
• a(n)=M(n,3)/M(n,1)^3 (see comment).at n=3A096349
• a(n) = (n+1)^2*(n+2)*(5*n^2 + 15*n + 12)/24.at n=10A108676
• a(0)=1, a(1)=1, a(n) = 11*a(n/2) for even n, and a(n) = 10*a((n-1)/2) + a((n+1)/2) for odd n >= 3.at n=28A116525
• a(n) = 5*F(n)^2 + 5*F(n) + 1, where F(n) = Fibonacci(n).at n=11A124297
• Number of strict partitions of 2n + 1 having 1 more even part than odd, so that there is at least one ordering of the parts in which the even and odd parts alternate, and the first and last terms are even.at n=46A239873
• a(n) = floor(5*prime(n)^2 / 4).at n=40A246010