-650

Appears in sequences

• Determinant of rank n matrix of 1..n^2 filled successively along antidiagonals.at n=49A069480
• a(n) = A000217(n) - A048702(n).at n=65A075113
• McKay-Thompson series of class 36f for the Monster group.at n=55A112176
• a(2*n) = A000217(n), a(2*n+1) = -2*A000217(n).at n=51A131259
• Irregular triangle read by rows: T(n, k) = coefficients of f(n, x), where f(n, x) = (1-x)^(2*n+2) * Sum_{k >=0} (k^n * x^k).at n=46A141581
• Expansion of q^(1/4) * eta(q^5)^2 * eta(q^20) / (eta(q^4) * eta(q^10)^2) in powers of q.at n=69A146165
• Triangle T(n, k) = n! * binomial(n, k)*( psi(n-k+1) - psi(k+1) ), read by rows.at n=19A157521
• Totally multiplicative sequence with a(p) = 5*(p-3) for prime p.at n=57A167315
• Expansion of 1/(1-x/(1+x/(1-x/(1-x/(1+x/(1-x/(1-x/(1+x/(1-... (continued fraction).at n=19A168505
• Triangle T(n, k) = A176013(n, k) + A176013(n, n-k+1), read by rows.at n=11A176022
• Triangle T(n, k) = A176013(n, k) + A176013(n, n-k+1), read by rows.at n=13A176022
• Triangle T(n,k) = A006130(k) - A006130(n) + A006130(n-k) read by rows.at n=46A176261
• Triangle T(n,k) = A006130(k) - A006130(n) + A006130(n-k) read by rows.at n=53A176261
• Hankel transform of A105872.at n=4A176290
• A triangle sequence from coefficients of an infinite sum polynomial: p(x,n)=Sum[(n - k - 1)^n*Binomial[x, k], {k, 0, Infinity}]/2^(x - n).at n=11A176863
• a(0)=0; if a(n-1) is odd, a(n) = n + a(n-1), otherwise a(n) = n - a(n-1).at n=52A226940
• Triangle T(n, m) appearing in the expansion of Jacobi's elliptic function sn(u, k) divided by sin(v) in terms of the Jacobi nome q and even powers of 2*cos(v), with v = u/((2/Pi)*K(k)).at n=62A274662
• G.f. A(x,y) = Sum_{-oo..+oo} (x - y^n)^(n+1), as a flattened rectangular array of coefficients T(n,k) of x^n * y^(k*(n+k-1)) in A(x,y) for n>=1.at n=116A293600
• Expansion of e.g.f. log(1 + exp(x)*x*(1 + 7*x + 6*x^2 + x^3)).at n=4A306325
• Square array A(n,k), n >= 1, k >= 0, read by antidiagonals, where column k is the expansion of e.g.f. log(1 + Sum_{j>=1} j^k * x^j/j!).at n=31A308484