260111

Properties

Appears in sequences

• Tetranacci numbers A073817 without the leading term 4.at n=18A001648
• Tetranacci numbers with different initial conditions: a(n) = a(n-1) + a(n-2) + a(n-3) + a(n-4) starting with a(0)=4, a(1)=1, a(2)=3, a(3)=7.at n=19A073817
• Prime Lucas 4-step numbers, A073817.at n=5A105763
• Primes of the form k^2 + 11.at n=28A138362
• Primes in the union of all n-step Lucas sequences.at n=43A227885
• Absolute discriminants of imaginary quadratic number fields with elementary bicyclic 7-class group (7,7).at n=16A359872
• Prime numbersat n=22846