-30
domain: Z
Appears in sequences
- Expansion of Product_{n>=1} (1-x^n)^5.at n=48A000728
- Expansion of Product_{n>=1} (1-x^n)^5.at n=20A000728
- Expansion of Product_{k >= 1} (1 - x^k)^6.at n=4A000729
- Expansion of Product_{k >= 1} (1 - x^k)^6.at n=28A000729
- Canonical enumeration of integers: interleaved positive and negative integers with zero prepended.at n=60A001057
- The negative integers.at n=29A001478
- a(n) = -n.at n=30A001489
- Coefficient of x^p (p = n-th prime) in x * Product_{k>=1} (1-x^k)^2*(1-x^11k)^2.at n=51A002070
- Generalized sum of divisors function: excess of sum of odd divisors of n over sum of even divisors of n.at n=57A002129
- Generalized sum of divisors function: excess of sum of odd divisors of n over sum of even divisors of n.at n=19A002129
- E.g.f.: high-temperature series in J/2kT for logarithm of partition function for the spin-1/2 linear (1D) Heisenberg model.at n=3A002164
- Glaisher's chi numbers. a(n) = chi(4*n + 1).at n=60A002171
- Glaisher's chi numbers chi(p) for p a prime of the form 4m+1.at n=23A002172
- Expansion of (eta(q) * eta(q^7))^3 in powers of q.at n=43A002656
- Low temperature series for spin-1/2 Ising partition function on 3-dimensional simple cubic lattice.at n=8A002891
- Expansion of (Sum_{n=-inf..inf} x^(n^2))^(-15).at n=1A004416
- a(n) = (6^n/n!) * Product_{k=0..n-1} (6*k - 5).at n=1A004995
- Log of e.g.f. for trees A000055(n-1).at n=7A006802
- Expansion of e.g.f. (1 - x - x^2)^x.at n=5A007115
- McKay-Thompson series of class 5B for the Monster group with a(0) = 0.at n=4A007252