20984

Appears in sequences

• Number of partitions of n such that largest part k occurs at most floor(k/2) times.at n=36A118084
• Coefficients in the expansion of C^2/B^3, in Watson's notation of page 118.at n=14A160526
• Partial sums of the Fermat pseudoprimes to base 2, A001567.at n=11A172255
• Numbers k such that 445*2^k+1 is prime.at n=27A323151
• Triangle read by rows: T(n,k) is the number of generalized permutations related to the degenerate Eulerian numbers with exactly k ascents (0 <= k <= max(0,n-1)).at n=18A336633
• Triangle read by rows: T(n,k) is the number of generalized permutations related to the degenerate Eulerian numbers with exactly k ascents (0 <= k <= max(0,n-1)).at n=19A336633