34140

Appears in sequences

• McKay-Thompson series of class 24A for Monster.at n=31A058571
• Values of m such that N=(am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,9.at n=28A064241
• Expansion of (1+t^2+4*t^3+2*t^4+t^5+3*t^6)/((1-t)^2*(1-t^2)*(1-t^3)^2).at n=32A100779
• Sum of first n squares of semiprimes.at n=22A217736
• Number of 0..n arrays of length 5 with each element differing from at least one neighbor by 2 or more, starting with 0.at n=13A221516
• a(n) = Sum_{d|n} mu(n/d) * binomial(d,4).at n=31A346761
• Expansion of 1/(Sum_{k>=0} x^(k^2))^2.at n=44A363774