200909

Properties

Appears in sequences

• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, -1, 1), (-1, 0, 0), (0, -1, 0), (1, 1, 0)}.at n=11A149115
• Primes containing the digits (2,0,0,9) in that order.at n=9A197114
• Coefficients of the nonnegative powers of rho(11) = 2*cos(Pi/11) when written in the power basis of the degree 5 number field Q(rho(11)). Negative of the coefficients of the second power.at n=19A231184
• Primes having only {0, 2, 9} as digits.at n=20A261268
• Prime numbersat n=18055