39528

Appears in sequences

• Cycle class sequence c(2n) (the number of true cycles of length 2n in which a certain node is included) for zeolite ABW = Li-A (Barrer and White).at n=6A018940
• a(n) = floor( a(n-1)/a(1) + a(n-3)/a(3) + a(n-5)/a(5) + ... ), for n >= 3 with a(1) = 1 and a(2) = 3.at n=38A022877
• Consider 3 X 3 X 3 Rubik cube, but consider only positions of corners; sequence gives number of positions that are exactly n moves from the start.at n=5A080630
• Numbers n such that A112131(n) is a Harshad number and sets a new record for number of digits.at n=11A109463
• Number of (directed) Hamiltonian paths in the n-Möbius ladder graph.at n=24A137883
• a(n) = n^3 + (n+2)^3.at n=26A153976
• Number of sequences of length n over {1, -1} with Erdős discrepancy <= 2.at n=26A181740
• Triangle T(n,k), n>=0, 0<=k<=3n, read by rows: row n gives the coefficients of the chromatic polynomial of the complete tripartite graph K_(n,n,n), highest powers first.at n=18A212220
• Number of (w,x,y,z) with all terms in {1,...,n} and w > |x-y| + |y-z|.at n=18A212674
• Numbers that can be expressed as the sum of three nonnegative cubes in three ways.at n=29A219329
• Numbers n such that n^2 is a sum of 2 and also of 4 consecutive primes.at n=35A252066
• Product of n and the sum of all divisors of all positive integers <= n.at n=35A256533
• a(n) = 54*n^2 + 6*n.at n=27A277990