22396

Appears in sequences

• Square of the lower triangular normalized partition matrix.at n=37A027516
• Second column of A027516.at n=7A027529
• The 5x + 1 sequence beginning at 7.at n=25A028389
• Triangle read by rows: entries give numbers of permutations of [1..n] by absolute barycenter.at n=53A062867
• Number of equivalence classes of compositions of n where two compositions a,b are considered equivalent if the summands of a can be permuted into the summands of b with an even number of transpositions.at n=37A218004
• Number of n X 1 0..3 arrays with no element equal to the sum modulo 4 of elements to its left or elements above it.at n=11A238768
• Number of (n+1)X(5+1) 0..2 arrays with no element greater than all horizontal neighbors or equal to all vertical neighbors.at n=1A239175
• T(n,k) = number of (n+1) X (k+1) 0..2 arrays with no element greater than all horizontal neighbors or equal to all vertical neighbors.at n=16A239178
• Number of (2+1)X(n+1) 0..2 arrays with no element greater than all horizontal neighbors or equal to all vertical neighbors.at n=4A239180
• 5x + 1 sequence beginning at 11.at n=29A259193
• Numbers k such that 4*10^k + 87 is prime.at n=26A273097