48285

Appears in sequences

• Pisot sequence E(4,13): a(n) = floor( a(n-1)^2/a(n-2) + 1/2 ).at n=8A010900
• Row sums of triangle A104446.at n=9A104448
• Partial sums of A000132.at n=38A175360
• The Wiener index of the ortho-polyphenyl chain with n hexagons (see the Dou et al. and the Deng references).at n=14A216108
• Expansion of (4+x-x^2+x^3-x^4+x^5) / (1-3*x-x^2+x^3-x^4+x^5-x^6).at n=8A274952
• Numbers k such that omega(k) = 4 and the largest prime factor of k equals the sum of its remaining distinct prime factors, where omega(k) = A001221(k).at n=29A383728