-49

Appears in sequences

• Expansion of Product_{n>=1} (1 - x^n)^7.at n=8A000730
• Expansion of Product_{n>=1} (1 - x^n)^7.at n=4A000730
• The negative integers.at n=48A001478
• a(n) = -n.at n=49A001489
• Generalized sum of divisors function.at n=10A002130
• Expansion of e.g.f. tan(tanh(x))*exp(x).at n=7A009716
• Reciprocal of g.f. for A007863.at n=4A011365
• Expansion of e.g.f. of cos(arcsin(arcsinh(x))), even powers only.at n=3A012115
• Expansion of e.g.f.: arctan(sech(x)*log(x+1))=x-1/2!*x^2-3/3!*x^3+12/4!*x^4+43/5!*x^5...at n=7A012873
• a(n) = (2*n - 15)*n^2.at n=7A015247
• Zeroth row of infinite Latin square heading to -oo.at n=34A019585
• a(n) = 2 - n.at n=51A022958
• a(n) = 3-n.at n=52A022959
• a(n) = 4-n.at n=53A022960
• a(n) = 5-n.at n=54A022961
• a(n) = 6-n.at n=55A022962
• a(n) = 7-n.at n=56A022963
• a(n) = 8-n.at n=57A022964
• a(n) = 9-n.at n=58A022965
• a(n) = 10-n.at n=59A022966