1034880

Appears in sequences

• Expansion of log(1+sinh(x)*cos(x)).at n=11A009357
• arctanh(sinh(x)*cos(x))=x-20/5!*x^5-560/7!*x^7-7920/9!*x^9...at n=5A012568
• Expansion of e.g.f. log(sec(x) + sinh(x)).at n=11A013197
• A partition product of Stirling_2 type [parameter k = 2] with biggest-part statistic (triangle read by rows).at n=33A157402
• Number of (n+2)X(5+2) 0..1 arrays with no 3x3 subblock diagonal sum 3 and no antidiagonal sum 3 and no row sum 0 and no column sum 0.at n=10A256745
• T(n,k) = Sum_{j=1..n} 2^j*binomial(2*n-2*j, n-j)*binomial(n+j, n)*binomial(j, k), triangle read by rows (n >= 0 and 0 <= k <= n).at n=28A335183