407838170807
domain: N
Appears in sequences
- Successive approximations to 5-adic integer sqrt(-1).at n=15A034935
- One of the two successive approximations up to 5^n for the 5-adic integer sqrt(-1).at n=17A048898
- 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=16A259266
- a(n) is the least k such that A051903(k^2+1) = n.at n=16A274721