146461

Appears in sequences

• Whitney number of level n of the lattice of the ideals of the fence of order 2 n + 1.at n=14A051291
• Largest Whitney number of Fibonacci lattices J(Z_n).at n=29A077419
• Numbers with 4 or more prime factors (with multiplicity) such that every concatenation of their prime factors is prime.at n=3A217265
• Poincaré series for hyperbolic reflection group with Coxeter diagram shown in Comments.at n=26A265049
• Numbers m > 1 such that every prime divisor p of m satisfies s_p(m) = p.at n=33A324458
• Positive integers representable by the two cyclotomic binary forms Phi_5(x,y) and Phi_12(u,v).at n=25A345894