120126

Appears in sequences

• a(n) = 12*a(n-1) - a(n-2).at n=5A023038
• Numerators of continued fraction convergents to sqrt(35).at n=9A041058
• Numerators of continued fraction convergents to sqrt(875).at n=15A042690
• Numbers whose base-7 representation has exactly 7 runs.at n=17A043622
• a(n)*a(n+3) - a(n+1)*a(n+2) = 5, given a(0)=a(1)=1, a(2)=6.at n=10A080875
• Number triangle associated to Chebyshev polynomials of first kind.at n=72A101124
• a(n) = 16*n^5 - 20*n^3 + 5*n.at n=6A243131
• Number of maximal irredundant sets in the n-ladder graph.at n=14A291100
• a(n) = T(n,n+1) where T(n,x) is a Chebyshev polynomial of the first kind.at n=5A342205