217686

Appears in sequences

• Fermat coefficients.at n=34A000970
• a(n) = 6*a(n-1) - 8*a(n-2) + 2 for n > 1; a(0) = 1, a(1) = 8.at n=8A171478
• Numbers k such that k^3 +/- k +/- 1 are prime for all four possibilities.at n=13A236764
• a(n) = binomial(5*n+8, 4)/5 for n >= 0.at n=13A238473
• a(n) is the area of the smallest rectangle that the Harter-Heighway Dragon Curve will fit in after n doublings, starting with a segment of length 1.at n=17A362566