34325
domain: N
Appears in sequences
- a(n) = floor( n*(n-1)*(n-2)*(n-3)/22 ).at n=31A011932
- Convolution of the lower and upper Wythoff sequences (A000201 and A001950).at n=35A023664
- a(n) = Sum_{k=1..n} k*[ (n/k)*[ (n/k)*[ n/k ] ] ].at n=27A024933
- a(n) = n*(14*n^2 - 21*n + 13)/6.at n=25A071229
- Number of n-element 0..2 arrays with each element the minimum of 3 adjacent elements of a random 0..2 array of n+2 elements.at n=12A217878
- Number of inverse monoids of order n.at n=9A234844