24588

Appears in sequences

• "DHK" (bracelet, identity, unlabeled) transform of 2,1,1,1,...at n=14A032252
• Theta series of D8 lattice with respect to midpoint of edge.at n=14A045820
• Number of primitive (period n) periodic palindromes using exactly four different symbols.at n=13A056500
• Numbers k such that 13*k = A048720(29,k), where A048720 is carryless base-2 multiplication.at n=46A115805
• Floor of the area of consecutive Prime-Indexed Prime triangles.at n=11A119659
• a(n) = (n+1)*(2^n+1) for n > 0 with a(0)=1.at n=11A135854
• a(n) = 729*n - 198.at n=33A156772
• Wiener index of the Moebius ladder M(n).at n=35A180857
• a(n) = n * (1 + 2^(n-1)).at n=12A215149
• Numbers k that divide 2^k + 8.at n=20A245319
• Numbers k such that (16*10^k - 19)/3 is prime.at n=30A271146
• a(n) = 3*2^n + n - 1.at n=13A275970
• Number of n X n 0..1 arrays with every element equal to 1, 2, 3, 5, 7 or 8 king-move adjacent elements, with upper left element zero.at n=4A299562
• Number of nX5 0..1 arrays with every element equal to 1, 2, 3, 5, 7 or 8 king-move adjacent elements, with upper left element zero.at n=4A299564
• T(n,k)=Number of nXk 0..1 arrays with every element equal to 1, 2, 3, 5, 7 or 8 king-move adjacent elements, with upper left element zero.at n=40A299567
• Irregular triangle read by rows: T(n,k) is the number of primitive (period n) periodic palindromes using exactly k different symbols, 1 <= k <= 1 + floor(n/2).at n=58A327878
• Number of unlabeled 2,3 cacti (triangular cacti with bridges) with n triangles and every node contained in exactly one triangle.at n=10A380634