111030

Appears in sequences

• At these values of k, the 1st, 2nd, 3rd and 4th cyclotomic polynomials all give prime numbers.at n=12A070025
• Array read by antidiagonals: T(m,n) = number of (undirected) paths in the grid graph P_m X P_n.at n=31A288518
• Array read by antidiagonals: T(m,n) = number of (undirected) paths in the grid graph P_m X P_n.at n=32A288518
• Number of (undirected) paths in the grid graph P_4 X P_n.at n=4A358800
• Number of (undirected) paths in the grid graph P_5 X P_n.at n=3A358801