28826

Appears in sequences

• Bond percolation series for square lattice.at n=18A006727
• a(n) = Sum_{i=0..n} T(i,n-i), array T as in A048149.at n=37A049712
• Number of multigraphs with loops on 3 nodes with n edges.at n=26A050531
• Numerators of continued fraction for left factorial.at n=16A056919
• Numbers k such that both the k-th and (k+1)-th primes have the same sum of digits squared but different sets of digits.at n=14A109183
• Table of Encoded Bell Multisets using A064553 (cf. A129305).at n=31A130274
• Row sums of coefficient triangle of the monic associated Laguerre polynomials of order 1.at n=7A199578
• Number of (n+1)X4 0..1 arrays with the number of rightwards and downwards edge increases in each 2X2 subblock differing from the number in all its horizontal and vertical neighbors.at n=14A205067
• Number of partitions of n for which (number of occurrences of the least part) > (number of occurrences of greatest part).at n=39A236544
• Sum of the largest parts in the partitions of 4n into 4 parts with smallest part = 1.at n=20A240711
• Number of n X 2 0..3 arrays with no element equal to one plus the sum of elements to its left or one plus the sum of elements above it or zero plus the sum of the elements diagonally to its northwest or zero plus the sum of the elements antidiagonally to its northeast, modulo 4.at n=30A240789
• Products k of 4 distinct primes (or tetraprimes) such that none of k-2, k-1, k+1 and k+2 is squarefree.at n=18A364766