-235
domain: Z
Appears in sequences
- Expansion of (Product_{j>=1} (1-(-x)^j) - 1)^6 in powers of x.at n=42A001484
- Shifts left when Moebius transformation applied twice.at n=30A007551
- Expansion of Product_{m>=1} 1/(1 + m*q^m).at n=15A022693
- a(n) = 2^n-n^5.at n=3A024015
- a(n) = n!*(4*n^3 - 30*n^2 + 40*n + 3)/24.at n=1A034863
- a(n) = floor(Sum_{k=0..n} tan(k)).at n=31A051508
- a(n) = floor(Sum_{k=0..n} tan(k)).at n=11A051508
- a(n) = round(Sum_{k=0..n} tan(k)).at n=13A051509
- a(n) = round(Sum_{k=0..n} tan(k)).at n=11A051509
- a(n) = ceiling(Sum_{k=0..n} tan(k)).at n=12A051510
- a(n) = ceiling(Sum_{k=0..n} tan(k)).at n=13A051510
- McKay-Thompson series of class 30a for Monster.at n=15A058619
- a(n) = + 1 - 2 - 3 + 4 + 5 + 6 - 7 - 8 - 9 - 10 + 11 + 12 + 13 + 14 + 15 - ... + (+-1)*n, where there is one plus, two minuses, three pluses, etc. (see A002024).at n=53A064520
- Triangle of Faulhaber numbers (numerators) read by rows.at n=62A065551
- Expansion of (1-x)^(-1)/(1+2*x+2*x^2-x^3).at n=14A077933
- Expansion of x*(7*x^3+7*x^2+9*x+1)/(5*x^4+10*x^2+1).at n=7A119516
- Generalized Pascal's triangle made using Mod[(Prime[n] - 1)/2, 4] == 2 primorial-like Stirling polynomials.at n=31A119724
- Triangle, real terms extracted from squares of paired terms in arithmetic sequences.at n=40A121164
- A signed aerated and skewed version of A038137.at n=63A124137
- Number of partitions of n with even crank minus number of partitions of n with odd crank.at n=39A124226