45807

Appears in sequences

• Successive approximations to 5-adic integer sqrt(-1).at n=7A034935
• One of the two successive approximations up to 5^n for the 5-adic integer sqrt(-1).at n=7A048898
• Number of n X 3 0..1 arrays with rows and columns lexicographically nondecreasing and every element equal to at least one horizontal or vertical neighbor.at n=14A201348
• Numbers n such that n^2 + 1 is divisible by a 5th power.at n=29A218564
• Numbers k such that k^2 + 1 is divisible by a 6th power.at n=5A218565
• Numbers k such that k^2 + 1 is divisible by a 7th power.at n=1A218574
• Smallest integer m such that m^2 + 1 has exactly n prime factors, counted with multiplicity.at n=9A257366
• a(n) is the unique odd-valued residue modulo 5^n of a number m such that m^2+1 is divisible by 5^n.at n=6A259266
• Numbers k such that 3^k*k^3 - 2 is a prime.at n=13A366956