40395

Appears in sequences

• Numbers that are the sum of 9 positive 9th powers.at n=21A003398
• Triangle, read by rows, of the coefficients of [x^k] in G100228(x)^n such that the row sums are 4^n-1 for n>0, where G100228(x) is the g.f. of A100228.at n=51A100229
• Number of parts that are visible in one of the three views of the shell model of partitions version "Tree" with n shells.at n=36A194803
• Number of integers in n-th generation of tree T(3^(-1/2)) defined in Comments.at n=51A274157
• Numbers n such that A280864(n) = n.at n=19A280754
• Number of n X n 0..1 arrays with every element equal to 1, 2 or 3 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.at n=4A302218
• Number of n X 5 0..1 arrays with every element equal to 1, 2 or 3 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.at n=4A302221
• T(n,k)=Number of nXk 0..1 arrays with every element equal to 1, 2 or 3 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.at n=40A302224
• Number of 5Xn 0..1 arrays with every element equal to 1, 2 or 3 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.at n=4A302228