53630

Appears in sequences

• Cycle class sequence c(n) (the number of true cycles of length n in which a certain node is included) for zeolite FER = Ferrierite Na2Mg2[Al6Si30O72].18H2O starting with a T4 atom.at n=14A019132
• a(n) is smallest difference d of an arithmetic progression dk+1 whose first prime occurs at the n-th position.at n=32A047980
• a(n) = A047980(2n+1).at n=16A047982
• Number of base 20 circular n-digit numbers with adjacent digits differing by 9 or less.at n=4A125477
• Least k such that k*30^n-1 , k*30^n+1, and 2*k*30^n-1 are prime; that is, twin primes and a Sophie Germain prime.at n=32A212956
• Irregular triangle read by rows: T(n,k) (0 <= k <= n^2) are coefficients of cluster density function for site percolation on an n X n 2D square lattice with periodic boundary conditions.at n=54A365941