159407

Properties

Appears in sequences

• Triangle read by rows: T(n,k) is the number of Dyck paths of semilength n having k UUDD's starting at level 0; here U=(1,1), D=(1,-1) (0<=k<=floor(n/2)).at n=42A114486
• Number of Dyck paths of semilength n having no UUDD's starting at level 0.at n=12A114487
• Primes p such that continued fraction of (1 + sqrt(p))/2 has period 8; primes in A146333.at n=35A146353
• Expansion of 1/(1 - x - x^2 + x^8 - x^10).at n=26A181600
• Prime numbersat n=14630