19046

Appears in sequences

• Number of asymmetric (identity) trees with n nodes and 4 leaves.at n=39A055335
• Number of stable n-celled patterns ("still lifes") in Conway's game of Life (incorrect version).at n=17A056605
• Expansion of Product_{n>=1} (1+x^n)^prime(n).at n=14A061152
• Squarefree n such that the elliptic curve n*y^2 = x^3 - x arising in the "congruent number" problem has rank 3.at n=31A062693
• Number of unrooted directed trees on n nodes with a green root.at n=5A097631
• Numbers n such that there is no triangular n-gonal number greater than 1.at n=34A188892
• Number of n X 3 arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random 0..1 n X 3 array.at n=6A218892
• T(n,k)=Number of nXk arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random 0..1 nXk array.at n=42A218897
• Number of 7Xn arrays of the minimum value of corresponding elements and their horizontal, diagonal or antidiagonal neighbors in a random 0..1 7Xn array.at n=2A218903
• Number of nondecreasing -5..5 vectors of length n whose dot product with some other -5..5 vector equals n.at n=6A226337
• Number of nondecreasing -n..n vectors of length 7 whose dot product with some other -n..n vector equals 7.at n=4A226346
• Number of integer partitions of n with no two distinct consecutive parts divisible.at n=50A328675
• Number of partitions of n that contain at least one odd prime as a part.at n=37A355193