141444

Appears in sequences

• Absolute value of coefficients of an elliptic function.at n=11A001940
• a(n) = Number of x <= 10^n such that 2x^2-1 is prime.at n=5A143835
• Number of integers in n-th generation of tree T(1/2) defined in Comments.at n=32A274142
• Solutions x to the negative Pell equation y^2 = 72*x^2 - 332928 with x,y >= 0.at n=14A281235