30828

Appears in sequences

• Euler transform of A027656(n-1).at n=32A035528
• Number of partitions of n with equal number of parts congruent to each of 0 and 4 (mod 5).at n=47A035555
• Integers n such that the number of digits in n! is a cube.at n=22A056851
• Numbers m such that N=(am+1)(bm+1)(cm+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,39.at n=8A064256
• Weight enumerator of [64,30,14] extended BCH code.at n=8A109486
• Weight enumerator of [64,30,14] extended BCH code.at n=24A109486
• S(n) - the sum of the areas of the polygons constructed from connecting with a straight line all identical members in the multiplicative table modulo n (finite field).at n=34A157023
• a(n) = (n + 1)*(4*n^2 + 14*n + 9)/3.at n=27A268484
• Triangle read by rows, T(n,m) = (1/n)*Sum_{i=1..n} C(n,i-1)*C(n,i)*C(n,m+1-i), T(0,0)=0, m<2n.at n=62A296186
• Triangle read by rows, T(n,m) = (1/n)*Sum_{i=1..n} C(n,i-1)*C(n,i)*C(n,m+1-i), T(0,0)=0, m<2n.at n=67A296186
• a(n) = 324*n^2 - 804*n + 468 (n>=2).at n=9A304619
• T(n, k) is the total number of symmetric peaks in all partitions of n with exactly k blocks, n >= 3, 2 <= k <= n-1.at n=30A373288