a(n) is the least number larger than 1 which is a self number in all the even bases b = 2*k for 1 <= k <= n.
A344513
a(n) is the least number larger than 1 which is a self number in all the even bases b = 2*k for 1 <= k <= n.
Terms
- a(0) =4a(1) =13a(2) =287a(3) =294a(4) =6564a(5) =90163a(6) =1136828a(7) =3301262a(8) =276404649a(9) =5643189146
External references
- oeis: A344513