30910

Appears in sequences

• a(n) = floor(10000*log(n)).at n=21A004243
• a(n) = 10000*log(n) rounded to nearest integer.at n=21A004244
• Main diagonal of triangle A103286, in which row n+1 is formed by sorting, in ascending order, the result of the convolution of row n with {2,1}.at n=11A103287
• Number of 2 X 2 matrices with all elements in {0,1,...,n} and determinant in {0,1,...,n}.at n=24A209995
• Expansion of (H(-x) / chi(-x))^2 in powers of x where chi() is a Ramanujan theta function and G() is a Rogers-Ramanujan function.at n=28A261526
• a(n) = 2^n - A006951(n).at n=30A264687
• Number of Dyck paths of semilength n such that no positive level has fewer than five peaks.at n=17A288681