276404649

Appears in sequences

• a(n) is the least number larger than 1 which is a self number in all the bases 2 <= b <= n.at n=16A344512
• a(n) is the least number larger than 1 which is a self number in all the bases 2 <= b <= n.at n=17A344512
• 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.at n=8A344513