-366

Appears in sequences

• Expansion of sin(log(1+x)/cosh(x)).at n=7A009466
• McKay-Thompson series of class 24C for Monster.at n=49A058573
• Partial sums of A073579.at n=42A077039
• Expansion of e.g.f. x/(1+sin(x)).at n=6A108124
• Riordan array ((1+x^2)/(1-x)^2, -x/(1-x)^2).at n=31A136672
• The Eta triangle.at n=19A160464
• Triangle read by rows, expansion of 1/(1-2*y*x-x+x^2-y*x^2).at n=39A164976
• McKay-Thompson series of class 24C for the Monster group with a(0) = 1.at n=49A184990
• Sum of the n-th antidiagonal in the triangle A192011.at n=33A198862
• McKay-Thompson series of class 24C for the Monster group with a(0) = -2.at n=49A206298
• McKay-Thompson series of class 24C for the Monster group with a(0) = -1.at n=49A206299
• Difference between sums of largest parts of all partitions of n into odd number of parts and into even number of parts.at n=40A222049
• Expansion of g.f. (Product_{r>=1} (1 - x^r))*x^(k^2)/Product_{i=1..k} ((1-x^i)^2) with k=4.at n=65A246578
• G.f. A(x) satisfies: A( x*A(x) - A(x)^2 ) = -x^3.at n=8A273955
• The arithmetic function uhat(n,1,8).at n=60A291502
• Expansion of Product_{k>=1} (1 - prime(k)*x^k).at n=12A304791
• Expansion of q * f(-q^1, -q^6)^3 / f(-q^2, -q^5)^2 * f(-q^3, -q^4) in powers of q where f() is Ramanujan's two-variable theta function.at n=24A305443
• a(n) = Sum_{d|n} (-1)^(d-1)*d^2.at n=21A321543
• a(n) = coefficient of x^n*y^n in Product_{n>=1} (1 - (x^n + y^n)).at n=52A322213
• G.f. satisfies A(x) = exp( 2 * Sum_{k>=1} A(-x^k) * x^k/k ).at n=7A363470