128509

Properties

Appears in sequences

• Number of 5k+4 primes (A030433) in range ]2^n,2^(n+1)].at n=22A095024
• Number of Dyck paths of semilength n having exactly 8 (possibly overlapping) occurrences of the consecutive steps UDUUDU (with U=(1,1), D=(1,-1)).at n=5A243420
• Primes p such that 2*p + 31 is a square.at n=28A269786
• Prime numbersat n=12033