627200
domain: N
Appears in sequences
- Binomial transform of sinh(x)*cosh(sqrt(2)*x).at n=12A084154
- Denominator of x(n) = Sum_{k=1..n} ((odd part of k)/(k^3)).at n=7A111919
- Expansion of 1/sqrt((1-2*x)^2-8*x^4).at n=14A113180
- Triangle of numbers related to the spectrum of the hydrogen (H) atom.at n=30A119937
- Third column (n=3) of triangle A119937.at n=5A119942
- Irregular triangle read by rows giving coefficients of Yablonskii-Vorob'ev polynomials.at n=50A177893
- Sum of the asymmetry degrees of all compositions of n with parts in {1,5}.at n=45A276065
- p-INVERT of (1,0,0,0,1,0,0,0,0,0,...), where p(S) = (1 - S)^2.at n=38A292325
- Intersection of A001694 and A195069.at n=31A316499
- a(n) = (3*n+1)!/(3^n*n!) * Product_{k=1..n} (3*k - 2), for n >= 0.at n=3A357543
- Triangle read by rows, T(n, k) = [x^k] p(n), where p(n) = 4^n * hypergeom([1/2, -n - 1, -n], [2, 2], x).at n=31A367022