33397

Appears in sequences

• a(n)-th prime is sum of first k primes for some k.at n=38A020641
• a(n) = Sum_{i=1..n} i^2*t(i), where t = A000217.at n=11A086689
• Measures of entanglement in 3-qbits.at n=23A129548
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, 0, 1), (0, 1, 0), (1, -1, 1), (1, 0, -1)}.at n=10A148382
• a(n) = n*(n+1)*(n+2)*(n+3)*(2*n^2+6*n+7)/360.at n=12A259181
• Number of unlabeled graphs of odd girth at least 7 with n vertices.at n=10A345247
• Triangle read by rows T(n,k) is the number of diamond coverings for a specific number of diamonds covering an odd length row of triangles.at n=71A381552