19578

Appears in sequences

• Number of conjugacy classes in GL(n,3).at n=9A006952
• Number of length 3 walks on an n-dimensional hypercubic lattice starting at the origin and staying in the nonnegative part.at n=26A064043
• Continued fraction expansion of Mills' constant.at n=36A123561
• Table of Encoded Bell Multisets using A064553 (cf. A129305).at n=25A130274
• Permutation of natural numbers, a composition of A241909 and A064216: a(n) = A064216(A241909(n)).at n=46A243061
• a(n) = 2*n^3 - 4*n^2 + 10*n - 2 (n>=1).at n=21A304161
• Number of 12-regular partitions of n (no part is a multiple of 12).at n=37A328546
• a(n) is the determinant of the 2 X 2 matrix whose entries (when read by rows) are the n-th primes ending in 1, 3, 7, 9 respectively.at n=11A335592
• Square array, read by rows. For n,d >= 0, a(n,d) is the number of congruences of the d-twisted partition monoid of degree n.at n=58A340914
• Irregular table read by rows: T(n,k) is the number of k-sided polygons, for n>=1 and k>=3, in a hexagon when straight line segments connect the n-1 points between each corner that divide each edge into n equal parts to the n-1 points on the edge on the opposite side of the hexagon.at n=52A367665
• Square array A(n,k), n >= 0, k >= 0, read by antidiagonals downwards, where column k is the expansion of B(x)^k, where B(x) is the g.f. of A381568.at n=42A381567