68904

Appears in sequences

• Integers that are Rhonda numbers to base 14.at n=11A100972
• Array A(n, k) = (1/2)*(2*n+1)!!*(2*k+1)!!*Integral_{x=-1..1} (1-x^(n+1))*(1-x^(k+1))/(1-x)^2 dx, read by antidiagonals.at n=22A157050
• Array A(n, k) = (1/2)*(2*n+1)!!*(2*k+1)!!*Integral_{x=-1..1} (1-x^(n+1))*(1-x^(k+1))/(1-x)^2 dx, read by antidiagonals.at n=26A157050
• a(n) = (7*n+2)*(7*n+5) = 49*n^2 + 49*n + 10.at n=37A177060
• a(n) = 6*n*(9*n-5).at n=36A277984
• Expansion of Product_{k>=1} (1 + x^k) * (1 + x^(2*k)) * (1 + x^(3*k)) * (1 + x^(4*k)).at n=39A327046
• G.f. A(x) satisfies A(x) = ( 1 + 9*x*(1 + x*A(x)) )^(1/3).at n=7A372003
• Number of integer compositions of n whose leaders of anti-runs are strictly decreasing.at n=20A374680