113664

Appears in sequences

• Expansion of ((1+x)/(1-2x))^2.at n=12A113070
• triangle of conversion vectors/ coefficients between adjusted to be Integers: Hermite-like: p(x,n)=2*x*p(x,n-1)-n*p(x,n-1); and Chebyshev-like: q(x,n)=2*x*q(x,n-1)-q(x,n-1);.at n=50A136666
• Numbers which can be expressed as the product of numbers made of only fours.at n=29A161142
• Numbers with 44 divisors.at n=17A175751
• Number of (n+2)X(n+2) 0..3 arrays with every consecutive three elements in every row and column not having exactly two distinct values, and in every diagonal and antidiagonal having exactly two distinct values, and new values 0 upwards introduced in row major order.at n=14A253017
• Exponential convolution of odd numbers (A005408) with themselves.at n=10A276041
• Nonprime Heinz numbers of integer partitions whose product is equal to their sum.at n=20A301988
• a(n) is the number of graceful graphs with n edges and round(sqrt(3n+9/4)) vertices.at n=40A343296
• Triangle T(n,k) read by rows in which n-th row lists in increasing order all multiplicative partitions mu of n whose sum is also n (with factors >= 1), encoded as Product_{j in mu} prime(j); n>=1, 1<=k<=A001055(n).at n=47A377852