144937

Appears in sequences

• Numbers k such that 29*2^k+1 is prime.at n=29A032364
• a(n) = n^2*a(n-1)+1, a(1)=0.at n=5A074703
• a(n) = least positive k such that the remainder when 3^k is divided by k is n.at n=16A078457
• a(n) = least k such that 3^k mod k = 2^n.at n=4A128148
• Indices of heptagonal numbers (A000566) that are also centered hexagonal numbers (A003215).at n=8A254964