30946

Appears in sequences

• Number of conjugacy classes in twisted Chevalley group 3D4(q) as q runs through the prime powers.at n=8A225930
• Number of subsets of {1,..,n} of cardinality >= 2 such that the elements of each counted subset are pairwise coprime.at n=28A276187
• Number of n X 5 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 1 neighboring 1s.at n=5A297221
• T(n,k)=Number of nXk 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 1 neighboring 1s.at n=50A297224
• Number of 6Xn 0..1 arrays with every 1 horizontally or antidiagonally adjacent to 1 neighboring 1s.at n=4A297228
• Numbers k such that k divides the number of overpartitions of k (A015128).at n=26A299961
• Non-Brauer numbers.at n=19A349044