-196

Appears in sequences

• Expansion of Product_{n>=1} (1 - x^n)^7.at n=33A000730
• q-expansion of modular form of weight 13/2: eta(8 tau)^12 * theta(tau).at n=40A002284
• Triangle of Lehmer-Comtet numbers of the first kind.at n=30A008296
• Difference between number of nonprimes and primes in reduced residue system of primorial numbers.at n=5A048980
• Generalized Stirling number triangle of first kind.at n=34A051186
• Expansion of g.f. Product_{n>=1} (1-x^n)*(1-x^(5*n))/(1-x^(3*n))^2.at n=28A054274
• McKay-Thompson series of class 18A for the Monster group.at n=74A058531
• n(n+180) is a square.at n=5A067632
• Determinant of n X n matrix defined by m(i,j)=1 if i^2+j^2 is a prime, m(i,j)=0 otherwise.at n=30A071524
• a(n) = sigma(n) - 4*phi(n).at n=66A079546
• Alternating partial sums of A000217.at n=27A083392
• Stirling1 transform of Catalan numbers: Sum_{k=0..n} Stirling1(n,k)*binomial(2*k,k)/(k+1).at n=8A086672
• McKay-Thompson series of class 18A for the Monster group with a(0) = -1.at n=74A093073
• Triangle read by rows: Coefficients of characteristic polynomials of lower triangular matrix of Catalan numbers.at n=21A101413
• T(n, k) = (-1)^n*2*[x^k] ChebyshevT(n, (1 - x)/2) with T(0,0) = 1, for 0 <= k <= n, triangle read by rows.at n=84A102587
• Coefficients of the A-Bailey Mod 9 identity.at n=56A104467
• An alternating sum of greatest common divisors.at n=51A106475
• G.f.: Product_{k>0} (1-x^(2k-1))/(1-x^(2k)).at n=21A106507
• Riordan array ((1-x)/(1+x), x/(1+x)^2).at n=30A110162
• McKay-Thompson series of class 16f for the Monster group.at n=31A112153