178907

Properties

Appears in sequences

• Primes of the form 26k+1 generated recursively. Initial prime is 53. General term is a(n) = Min {p is prime; p divides (R^13 - 1)/(R - 1); p == 1 (mod 13)}, where Q is the product of previous terms in the sequence and R = 13*Q.at n=3A125037
• Number of meanders of length n with Motzkin-steps avoiding the consecutive steps HH and DU.at n=16A329668
• Prime numbersat n=16240