64856

Appears in sequences

• Numerator of sum of reciprocals of first n pentatope numbers A000332.at n=43A118411
• a(n) = (n-1)*(n-2)*(n^2+9*n+12)/24.at n=34A323847
• a(0) = 1; a(n) = n * a(n-1) + (1/n) * Sum_{k=3..n} (binomial(n,k) * k!)^2 * a(n-k) / k.at n=6A346372
• Number of ways to write n as an ordered sum of eight positive Fibonacci numbers (with a single type of 1).at n=29A357716
• Number of length-n binary strings that are the concatenation of two nonempty palindromes.at n=21A370410