39026
domain: N
Appears in sequences
- Triangle read by rows: T(n,k) is the number of skew Dyck paths of semilength n and having height k (1 <= k <= n).at n=50A129161
- Number of ways to toss a coin n times and not get a run of four.at n=17A135491
- a(n) = 100*n^2 - 49*n + 6.at n=19A157651
- Principal diagonal of the convolution array A213828.at n=18A213829
- Numbers n = p * q, where n, p, and q together contain all 10 digits at least once.at n=51A253172
- First differences of A000213, also twice A000073.at n=19A354784