38740

Appears in sequences

• a(n) = a(n-1) + a(n-5); a(0) = ... = a(4) = 1.at n=40A003520
• Numbers k that divide 4^k + 4.at n=19A015889
• Expansion of 1/(1 -x^5 -x^6 -x^7 - ...).at n=45A017899
• Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite RSN = RUB-17 K4Na12[Zn8Si28O72].18H2O starting with a T2 atom.at n=14A019219
• Numbers n such that n divides the (left) concatenation of all numbers <= n written in base 19 (most significant digit on right and removing all least significant zeros before concatenation).at n=24A029536
• A quadrisection of 1/(1-x-x^5).at n=10A099235
• Number of 4-step one space for components leftwards or up, two space for components rightwards or down asymmetric quasi-bishop's tours (antidiagonal moves become knight moves) on an n X n board summed over all starting positions.at n=29A187608
• Expansion of 1/(1 - x - 2*x^3 - x^5).at n=20A193147
• Numbers n such that A242719(n) = (prime(n))^2+1 and A242720(n) - A242719(n) = 2*(prime(n)+1).at n=30A246748
• a(n) = n^4 + 324.at n=14A272298
• Number of compositions (ordered partitions) of n into odd divisors of n.at n=40A284466
• Number of connected induced (non-null) subgraphs of the complete binary tree with n nodes.at n=24A286304
• Expansion of -(1 - 16*x)^(1/2) / (1 - 8*x)^(1/4).at n=5A349844
• Number of compositions of 5*n into parts 1 and 5.at n=8A369836
• Number of intervals in the lattice of Schroeder paths of length 2*n.at n=5A379035