826045

Appears in sequences

• Expansion of 1/((1-x)^5 - x^5).at n=18A049016
• Expansion of (1-x)/((1-2x)(1+x-x^2)).at n=21A052964
• Number of walks of length 2n between two nodes at distance 4 in the cycle graph C_10.at n=9A095931
• a(n) = Sum_{ k >= 0} binomial(n,5*k+3).at n=22A139748
• a(n) = Sum_{k >= 0} binomial(n,5*k+4).at n=22A139761
• sum_{k=floor[(n+5)/2] mod 5} C(n,k).at n=22A173126
• Expansion of e.g.f. exp( Sum_{k>=0} x^(5*k+4) / (5*k+4)! ).at n=23A365895