32959081
domain: N
Appears in sequences
- Squares of sequence A001653: y^2 such that x^2 - 2*y^2 = -1 for some x.at n=5A008844
- Squares of Pell numbers.at n=11A079291
- a(n) = 2*a(n-1) + 2*a(n-3) + a(n-4), with a(0)=1, a(1)=2, a(3)=4, a(4)=10.at n=20A089928
- Prime powers p^k (k>=2) of the form (n^2+1)/2.at n=3A251925
- List of pairs of consecutive integers such that one of them is a square and their sum is also a square.at n=21A331261
- a(n) is the denominator of the square of the n-th Lagrange number.at n=17A382099