1380625
domain: N
Appears in sequences
- k^2 is a term if k^2 + (k-1)^2 and k^2 + (k+1)^2 are primes.at n=32A075577
- Squares in A000695.at n=32A114399
- a(n) = ((n+1)*(2*n-1))^2.at n=24A123198
- Cyclops squares: squares (A000290) that are also cyclops numbers (A134808).at n=27A160711
- Squares which have one or more occurrences of exactly seven different digits.at n=11A235722
- Powers (A001597) that are also cyclops numbers (A134808).at n=27A285845