34153

Appears in sequences

• cos(cos(x)*arctan(x))=1-1/2!*x^2+21/4!*x^4-645/6!*x^6+34153/8!*x^8...at n=4A012501
• exp(cosh(x)*arctanh(x)) = 1+x+1/2!*x^2+6/3!*x^3+21/4!*x^4+100/5!*x^5...at n=8A012773
• Nonnegative values x of solutions (x, y) to the Diophantine equation x^2+(x+287)^2 = y^2.at n=27A205644
• Number of n-bead necklaces labeled with numbers -n..n not allowing reversal, with sum zero.at n=5A208590
• Number of n-bead necklaces labeled with numbers -6..6 not allowing reversal, with sum zero.at n=5A208595
• T(n,k) = number of n-bead necklaces labeled with numbers -k..k not allowing reversal, with sum zero.at n=60A208597
• Number of 6-bead necklaces labeled with numbers -n..n not allowing reversal, with sum zero.at n=5A208600
• Least number x such that x^n has n digits equal to k. Case k=5.at n=26A285452
• Number of symmetrical fountains of n coins.at n=39A288005
• a(n) = 7*a(n-1) - 14*a(n-2) + 7*a(n-3), a(0) = 1, a(1) = 3, a(2) = 11.at n=8A319512
• Records in A333549.at n=39A333550
• Numbers k such that sopfr(k + sopfr(k)) = sopfr(k) + sopfr(sopfr(k)), where sopfr = A001414.at n=35A376851