-145

Appears in sequences

• Glaisher's function T_1(n).at n=1A002615
• E.g.f.: exp(sin(x)/exp(x)).at n=6A009216
• sech(sec(x)*arctan(x))=1-1/2!*x^2+1/4!*x^4-145/6!*x^6+6977/8!*x^8...at n=3A012813
• cos(sec(x)*arcsinh(x))=1-1/2!*x^2-7/4!*x^4-145/6!*x^6-2063/8!*x^8...at n=3A012826
• Expansion of e.g.f. of exp(arcsinh(x)/exp(x)).at n=6A013572
• Expansion of Product_{m>=1} (1 - m*q^m)^5.at n=6A022665
• McKay-Thompson series of class 84a for Monster.at n=48A058761
• Expansion of (1-x-x^N)/((1-x)(1-x^2)(1-x^3)...(1-x^N)) for N = 4.at n=28A060023
• Staircase of coefficients of polynomials used for column g.f.s of triangle A060923.at n=23A061186
• Determinant of the n X n matrix whose element (i,j) equals |i-j| (Mod 3).at n=49A071768
• Expansion of 1/(1-x+2*x^2+2*x^3).at n=9A077956
• Expansion of (1-x)/(1-x+x^3).at n=39A078013
• a(n) = (4 + (-9)^n)/5.at n=3A083294
• Expansion of e.g.f. cos(arctanh(x)), even powers only.at n=3A102059
• Expansion of x*(1 - x)/(1 - x + x^2)^3.at n=28A104555
• Expansion of g.f. -x/(1+x-x^3).at n=37A104769
• Bisection (odd-indexed terms) of A107700.at n=4A107699
• G.f. A(x) satisfies: A(A(x)) = x + 2*A(x)^2.at n=8A107700
• Riordan array (1/(1+x), x*(1-2*x)/(1+x)^2).at n=56A110522
• Row sums of number triangle A112334.at n=49A112335