24901

Appears in sequences

• a(n) = Sum_{k=0..floor(n/6)} binomial(n-3k,3k).at n=24A100134
• Numbers which are the sum of two positive cubes and divisible by 37.at n=30A102618
• Number of partitions of 7^n into powers of 7, also equals the row sums of triangle A111830, which shifts columns left and up under matrix 7th power.at n=4A111832
• Lower level digraph derived from a voltage graph.at n=25A115055
• Square array A(n,k), n>=0, k>=0, read by antidiagonals: A(n,k) is the number of partitions of k^n into powers of k.at n=70A145515
• Beach-Williams Pell numbers of type pq (p,q primes).at n=17A212078
• Number of nX3 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 2 or 4 neighboring 1s.at n=9A297728
• a(n) is the number of regions formed by n-secting the angles of a decagon.at n=34A335800
• a(n) is the numerator of the sum of the first n terms of 1 - 1/3 - 1/5 + 1/7 + 1/9 - 1/11 - 1/13 + ... .at n=6A346781
• a(n) = Sum_{k=0..floor(n/3)} binomial(n+3*k,n-3*k).at n=12A373905
• a(n) = Sum_{k=0..n} binomial(3*k,3*(n-k)).at n=8A391902
• a(n) = Sum_{k=0..floor(n/3)} binomial(2*n-3*k,3*k).at n=12A392402
• a(n) = Sum_{k=0..floor(2*n/3)} binomial(3*k,2*n-3*k).at n=12A392432